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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Medicine 95 10113 9490 5208 4810 295 31304

Regina G. Ziegler publications per year

The chart shows the history of publications by Regina G. Ziegler between 1981 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Regina G. Ziegler published across 45 years, from 1981 to 2025, averaging 8.6 papers a year. Output peaked at 76 publications in 2023. 13 of the 385 publications appeared in the last two years.

No. of publications
25 50 75
Bar chart. Horizontal axis: year, 1981 to 2025. Vertical axis: number of publications, 0 to 76. Peak 76 publications in 2023. 1981: 4 publications 1982: 0 publications 1983: 0 publications 1984: 2 publications 1985: 2 publications 1986: 4 publications 1987: 8 publications 1988: 3 publications 1989: 2 publications 1990: 3 publications 1991: 5 publications 1992: 3 publications 1993: 6 publications 1994: 4 publications 1995: 3 publications 1996: 6 publications 1997: 6 publications 1998: 0 publications 1999: 7 publications 2000: 5 publications 2001: 6 publications 2002: 7 publications 2003: 1 publication 2004: 6 publications 2005: 6 publications 2006: 4 publications 2007: 9 publications 2008: 7 publications 2009: 13 publications 2010: 13 publications 2011: 19 publications 2012: 24 publications 2013: 16 publications 2014: 17 publications 2015: 17 publications 2016: 13 publications 2017: 11 publications 2018: 6 publications 2019: 9 publications 2020: 5 publications 2021: 11 publications 2022: 3 publications 2023: 76 publications 2024: 7 publications 2025: 6 publications
1981 2025

385 publications in total across all disciplines

View publications per year as a table
Regina G. Ziegler: publications per year, 1981 to 2025
Year Publications
1981 4
1982 0
1983 0
1984 2
1985 2
1986 4
1987 8
1988 3
1989 2
1990 3
1991 5
1992 3
1993 6
1994 4
1995 3
1996 6
1997 6
1998 0
1999 7
2000 5
2001 6
2002 7
2003 1
2004 6
2005 6
2006 4
2007 9
2008 7
2009 13
2010 13
2011 19
2012 24
2013 16
2014 17
2015 17
2016 13
2017 11
2018 6
2019 9
2020 5
2021 11
2022 3
2023 76
2024 7
2025 6
Total 385
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Regina G. Ziegler publications per year - data summary

  • Regina G. Ziegler, a Medicine scholar from National Institutes of Health, has 385 publications recorded across 45 years, from 1981 to 2025.
  • The oldest publication on record dates to 1981 and the most recent to 2025.
  • The most productive year is 2023, with 76 publications.
  • The least productive year with any output is 2003, with 1 publication.
  • 3 of the 45 years in the span carry no publications at all (1982, 1983 and 1998).
  • The rate of publication averages 8.6 papers per year over the whole span, or 9.2 per year counting only the 42 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 103 publications, 27% of the career total.
  • Split into equal eras - 1981-1995: 49 publications (3.3 per year); 1996-2010: 96 publications (6.4 per year); 2011-2025: 240 publications (16.0 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Regina G. Ziegler publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Regina G. Ziegler sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 86 bars. Horizontal axis: publications, 101–120 to 1,796+. Vertical axis: number of scientists, 0 to 922. Most scientists, 922, have 341–360 publications. The last bar groups every scientist with 1,796 publications or more. The highlighted bar, 281–300 publications, is where this scientist sits. 101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 610 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101–120 publications 1,796+

This scientist: 295 publications — 16th percentile

16% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

View publications distribution as a table
Number of Medicine scientists by publication count, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
Publications Scientists This scientist
101–120 5
121–140 26
141–160 73
161–180 155
181–200 230
201–220 363
221–240 487
241–260 545
261–280 722
281–300 768 295
301–320 834
321–340 895
341–360 922
361–380 838
381–400 861
401–420 918
421–440 806
441–460 771
461–480 751
481–500 713
501–520 617
521–540 610
541–560 537
561–580 504
581–600 509
601–620 396
621–640 386
641–660 371
661–680 340
681–700 336
701–720 307
721–740 259
741–760 230
761–780 228
781–800 217
801–820 204
821–840 186
841–860 177
861–880 155
881–900 139
901–920 145
921–940 116
941–960 133
961–980 91
981–1,000 96
1,001–1,020 77
1,021–1,040 70
1,041–1,060 63
1,061–1,080 77
1,081–1,100 49
1,101–1,120 54
1,121–1,140 49
1,141–1,160 51
1,161–1,180 35
1,181–1,200 39
1,201–1,220 26
1,221–1,240 37
1,241–1,260 36
1,261–1,280 27
1,281–1,300 32
1,301–1,320 28
1,321–1,340 17
1,341–1,360 30
1,361–1,380 28
1,381–1,400 17
1,401–1,420 21
1,421–1,440 15
1,441–1,460 12
1,461–1,480 12
1,481–1,500 18
1,501–1,520 14
1,521–1,540 17
1,541–1,560 15
1,561–1,580 6
1,581–1,600 2
1,601–1,620 12
1,621–1,640 11
1,641–1,660 8
1,661–1,680 5
1,681–1,700 5
1,701–1,720 10
1,721–1,740 12
1,741–1,760 14
1,761–1,780 6
1,781–1,795 5
1,796+ 100
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Regina G. Ziegler publication distribution in Medicine in 2026 - data summary

  • The chart plots the publication count of all 20,134 Medicine scientists ranked by Research.com in 2026, grouped into 86 ranges running from 101–120 to 1,796+ publications.
  • Regina G. Ziegler, a Medicine scholar from National Institutes of Health, records 295 publications - the 16th percentile of the discipline.
  • 16% of ranked Medicine scientists score the same or lower than Regina G. Ziegler, and about 84% score higher.
  • The median of the discipline falls in the 441–460 publications range, and Regina G. Ziegler ranks below the median.
  • The most crowded range is 341–360 publications, holding 922 scientists (5% of the field).
  • 64% of the field sits in the lowest quarter of the value range (up to 521–540 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 1,796 publications or more, 100 scientists in all (<1% of the field).

Regina G. Ziegler D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Regina G. Ziegler sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 75 bars. Horizontal axis: D-Index, 70–71 to 217+. Vertical axis: number of scientists, 0 to 1,027. Most scientists, 1,027, have 82–83 D-Index. The last bar groups every scientist with 217 D-Index or more. The highlighted bar, 94–95 D-Index, is where this scientist sits. 70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 399 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70–71 D-Index 217+

This scientist: 95 D-Index — 51st percentile

51% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

View D-Index distribution as a table
Number of Medicine scientists by D-index, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
D-Index Scientists This scientist
70–71 226
72–73 391
74–75 574
76–77 730
78–79 891
80–81 972
82–83 1,027
84–85 1,003
86–87 960
88–89 970
90–91 922
92–93 839
94–95 808 95
96–97 779
98–99 668
100–101 611
102–103 630
104–105 513
106–107 541
108–109 445
110–111 429
112–113 399
114–115 393
116–117 318
118–119 302
120–121 287
122–123 255
124–125 256
126–127 252
128–129 230
130–131 179
132–133 168
134–135 163
136–137 159
138–139 134
140–141 134
142–143 118
144–145 109
146–147 106
148–149 74
150–151 79
152–153 80
154–155 87
156–157 57
158–159 74
160–161 69
162–163 60
164–165 53
166–167 39
168–169 42
170–171 32
172–173 39
174–175 40
176–177 28
178–179 19
180–181 23
182–183 31
184–185 18
186–187 20
188–189 22
190–191 13
192–193 21
194–195 12
196–197 12
198–199 14
200–201 15
202–203 13
204–205 10
206–207 8
208–209 4
210–211 12
212–213 11
214–215 10
216 4
217+ 98
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Regina G. Ziegler D-index placement in Medicine in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 20,134 Medicine scientists ranked by Research.com in 2026, grouped into 75 ranges running from 70–71 to 217+ D-Index.
  • Regina G. Ziegler, a Medicine scholar from National Institutes of Health, records 95 D-Index - the 51st percentile of the discipline.
  • 51% of ranked Medicine scientists score the same or lower than Regina G. Ziegler, and about 49% score higher.
  • The median of the discipline falls in the 94–95 D-Index range, and Regina G. Ziegler falls inside that same range.
  • The most crowded range is 82–83 D-Index, holding 1,027 scientists (5% of the field).
  • 70% of the field sits in the lowest quarter of the value range (up to 106–107 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 217 D-Index or more, 98 scientists in all (<1% of the field).

Overview

Regina G. Ziegler is affiliated with the National Institutes of Health in the United States and has an extensive research portfolio in the fields of Biochemistry, Genetics and Molecular Biology, and Medicine. Their work encompasses significant contributions to genetics, oncology, molecular biology, pathology and forensic medicine, and cancer research.

The scientist's research topics are centered on genetic associations and epidemiology, with substantial focus on BRCA gene mutations in cancer, cancer risks and factors, global cancer incidence and screening, vitamin D research studies, as well as nutrition, genetics, and disease. Further engagement includes nutritional studies and diet, which complements their analysis of cancer and genetic factors.

Ziegler has published numerous papers in various scientific venues. Some of the recent publications include:

  • Body size and weight change over adulthood and risk of breast cancer by menopausal and hormone receptor status: a pooled analysis of 20 prospective cohort studies, 2020, European Journal of Epidemiology
  • Association of the Age at Menarche with Site-Specific Cancer Risks in Pooled Data from Nine Cohorts, 2021, Cancer Research
  • Evaluating Polygenic Risk Scores for Breast Cancer in Women of African Ancestry, 2021, JNCI Journal of the National Cancer Institute
  • Cross-ancestry GWAS meta-analysis identifies six breast cancer loci in African and European ancestry women, 2021, Nature Communications
  • Dairy foods, calcium, and risk of breast cancer overall and for subtypes defined by estrogen receptor status: a pooled analysis of 21 cohort studies, 2021, American Journal of Clinical Nutrition

Frequent coauthors collaborating with Ziegler include Leslie Bernstein, Esther M. John, Jennifer J. Hu, Michael F. Press, and Elisa V. Bandera, reflecting ongoing partnerships in advancing cancer and genetic research.

The scientist's research has been published predominantly in venues such as UNC Libraries, with 17 publications, Cancer Research and Cancer Epidemiology Biomarkers & Prevention with three publications each, alongside contributions to the European Journal of Epidemiology and Human Molecular Genetics, which also serve as significant channels for their work.

Best Publications

  • A genome-wide association study identifies alleles in FGFR2 associated with risk of sporadic postmenopausal breast cancer

    David J Hunter;David J Hunter;Peter Kraft;Kevin B Jacobs;David G Cox

  • Migration Patterns and Breast Cancer Risk in Asian-American Women

    Regina G. Ziegler;Robert N. Hoover;Malcolm C. Pike;Allan Hildesheim

  • Menarche, menopause, and breast cancer risk: Individual participant meta-analysis, including 118 964 women with breast cancer from 117 epidemiological studies

    N. Hamajima;K. Hirose;K. Tajima;T. Rohan

  • Proportion of Breast Cancer Cases in the United States Explained by Well-Established Risk Factors

    Madigan Mp;Ziegler Rg;Benichou J;Byrne C

  • A multistage genome-wide association study in breast cancer identifies two new risk alleles at 1p11.2 and 14q24.1 (RAD51L1).

    Gilles Thomas;Kevin B Jacobs;Kevin B Jacobs;Peter Kraft;Meredith Yeager;Meredith Yeager

  • Type and timing of menopausal hormone therapy and breast cancer risk: individual participant meta-analysis of the worldwide epidemiological evidence

    N. Hamajima;K. Hirose;K. Tajima;T. Rohan

  • Newly discovered breast cancer susceptibility loci on 3p24 and 17q23.2.

    Shahana Ahmed;Gilles Thomas;Maya Ghoussaini;Catherine S. Healey

  • Dietary diversity and subsequent mortality in the First National Health and Nutrition Examination Survey Epidemiologic Follow-up Study.

    A K Kant;A Schatzkin;T B Harris;R G Ziegler

  • The Diesel Exhaust in Miners Study: A Nested Case–Control Study of Lung Cancer and Diesel Exhaust

    Debra T. Silverman;Claudine M. Samanic;Jay H. Lubin;Aaron E. Blair

  • Nutrition and lung cancer

    Regina G. Ziegler;Susan Taylor Mayne;Christine A. Swanson

  • Folate intake, alcohol use, and postmenopausal breast cancer risk in the Prostate, Lung, Colorectal, and Ovarian Cancer Screening Trial

    Rachael Z. Stolzenberg-Solomon;Shih Chen Chang;Michael F. Leitzmann;Karen A. Johnson

  • Breast Cancer Risk From Modifiable and Nonmodifiable Risk Factors Among White Women in the United States.

    Paige Maas;Myrto Barrdahl;Amit D. Joshi;Paul L. Auer;Paul L. Auer

  • Cognitive research enhances accuracy of food frequency questionnaire reports: Results of an experimental validation study

    Frances E. Thompson;Amy F. Subar;Charles C. Brown;Albert F. Smith

  • The landscape of recombination in African Americans

    Anjali G. Hinch;Arti Tandon;Arti Tandon;Nick Patterson;Yunli Song

  • Alcohol Consumption and Breast Cancer in the Epidemiologic Follow-up Study of the First National Health and Nutrition Examination Survey

    Arthur Schatzkin;D. Yvonne Jones;Robert N. Hoover;Philip R. Taylor

  • Diet in the Etiology of Oral and Pharyngeal Cancer among Women from the Southern United States

    Deborah M. Winn;Regina G. Ziegler;Linda W. Pickle;Gloria Gridley

  • A meta-analysis identifies new loci associated with body mass index in individuals of African ancestry.

    Keri L. Monda;Keri L. Monda;Gary K. Chen;Kira C. Taylor;Kira C. Taylor;Cameron Palmer;Cameron Palmer

  • Serum cholesterol and cancer in the NHANES I epidemiologic followup study. National Health and Nutrition Examination Survey.

    A Schatzkin;R N Hoover;P R Taylor;R G Ziegler

  • Low vitamin D status is associated with physical inactivity, obesity and low vitamin D intake in a large US sample of healthy middle-aged men and women ☆

    K. Brock;W. Y. Huang;D. R. Fraser;L. Ke

  • Genome-Wide and Candidate Gene Association Study of Cigarette Smoking Behaviors

    Neil Caporaso;Fangyi Gu;Nilanjan Chatterjee;Jin Sheng-Chih

Frequent Co-Authors

Robert N. Hoover
Robert N. Hoover National Institutes of Health
Susan E. Hankinson
Susan E. Hankinson University of Massachusetts Amherst
Christopher A. Haiman
Christopher A. Haiman University of Southern California
Graham G. Giles
Graham G. Giles University of Melbourne
Stephen J. Chanock
Stephen J. Chanock National Institutes of Health
Esther M. John
Esther M. John Stanford University
Loic Le Marchand
Loic Le Marchand University of Hawaii at Manoa
Laurence N. Kolonel
Laurence N. Kolonel University of Hawaii at Manoa
Brian E. Henderson
Brian E. Henderson University of Southern California
Wei Zheng
Wei Zheng Vanderbilt University Medical Center

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