World's Best Scientists 2026 revealed!
Yasuhiko Sugawara

Yasuhiko Sugawara

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Medicine 84 15042 14162 460 434 666 27225

Yasuhiko Sugawara publications per year

The chart shows the history of publications by Yasuhiko Sugawara between 1994 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Yasuhiko Sugawara published across 32 years, from 1994 to 2025, averaging 25.6 papers a year. Output peaked at 79 publications in 2019. 9 of the 819 publications appeared in the last two years.

No. of publications
25 50 75
Bar chart. Horizontal axis: year, 1994 to 2025. Vertical axis: number of publications, 0 to 79. Peak 79 publications in 2019. 1994: 1 publication 1995: 5 publications 1996: 7 publications 1997: 8 publications 1998: 10 publications 1999: 8 publications 2000: 17 publications 2001: 18 publications 2002: 47 publications 2003: 33 publications 2004: 39 publications 2005: 36 publications 2006: 44 publications 2007: 42 publications 2008: 39 publications 2009: 29 publications 2010: 25 publications 2011: 35 publications 2012: 31 publications 2013: 33 publications 2014: 50 publications 2015: 25 publications 2016: 19 publications 2017: 20 publications 2018: 40 publications 2019: 79 publications 2020: 29 publications 2021: 28 publications 2022: 8 publications 2023: 5 publications 2024: 5 publications 2025: 4 publications
1994 2025

819 publications in total across all disciplines

View publications per year as a table
Yasuhiko Sugawara: publications per year, 1994 to 2025
Year Publications
1994 1
1995 5
1996 7
1997 8
1998 10
1999 8
2000 17
2001 18
2002 47
2003 33
2004 39
2005 36
2006 44
2007 42
2008 39
2009 29
2010 25
2011 35
2012 31
2013 33
2014 50
2015 25
2016 19
2017 20
2018 40
2019 79
2020 29
2021 28
2022 8
2023 5
2024 5
2025 4
Total 819
Download as CSV

Yasuhiko Sugawara 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 Yasuhiko Sugawara 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, 661–680 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: 666 publications — 78th percentile

78% 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
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
661–680 340 666
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
Download as CSV

Yasuhiko Sugawara 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 Yasuhiko Sugawara 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, 84–85 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: 84 D-Index — 27th percentile

27% 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 84
86–87 960
88–89 970
90–91 922
92–93 839
94–95 808
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
Download as CSV

Overview

Yasuhiko Sugawara is affiliated with Kumamoto University in Japan and has contributed extensively to the field of medicine, particularly focusing on surgery and hepatology. Their body of work encompasses 93 publications primarily within the domain of Medicine, with significant emphasis on surgery and liver-related conditions.

Their research spans several subfields, including:

  • Surgery
  • Hepatology
  • Epidemiology
  • Oncology
  • Public Health, Environmental and Occupational Health

Within these subfields, Yasuhiko Sugawara's work covers a variety of topics related to liver disease diagnosis, treatment, and transplantation techniques. Main topics of their research include:

  • Organ Transplantation Techniques and Outcomes
  • Liver Disease and Transplantation
  • Liver Disease Diagnosis and Treatment
  • Hepatocellular Carcinoma Treatment and Prognosis
  • Pediatric Hepatobiliary Diseases and Treatments
  • Congenital Anomalies and Fetal Surgery
  • Transplantation: Methods and Outcomes

Yasuhiko Sugawara has published in notable scientific venues, frequently contributing to these journals:

  • BioScience Trends
  • Surgical Case Reports
  • Transplantation Proceedings
  • HPB
  • American Journal of Transplantation

Among several collaborative partners, the most frequent co-authors include:

  • Taizo Hibi
  • Keita Shimata
  • Kaori Isono
  • Masaki Honda
  • Yukihiro Inomata

Selected recent publications highlight Yasuhiko Sugawara's focus on hepatocellular carcinoma and liver transplantation. These include:

  • Surgical treatment of hepatocellular carcinoma, 2021, BioScience Trends
  • Budd-Chiari syndrome: consensus guidance of the Asian Pacific Association for the study of the liver (APASL), 2021, Hepatology International
  • Impact of Donor Age on the Outcome of Living-donor Liver Transplantation: Special Consideration to the Feasibility of Using Elderly Donors, 2020, Transplantation
  • Recent advances in surgical strategies and liver transplantation for hepatoblastoma, 2022, Cancer Medicine
  • In vivo dynamics and adaptation of HTLV-1-infected clones under different clinical conditions, 2021, PLoS Pathogens

Best Publications

  • Risk factors contributing to early and late phase intrahepatic recurrence of hepatocellular carcinoma after hepatectomy

    Hiroshi Imamura;Yutaka Matsuyama;Eiji Tanaka;Takao Ohkubo

  • One thousand fifty-six hepatectomies without mortality in 8 years.

    Hiroshi Imamura;Yasuji Seyama;Norihiro Kokudo;Atsushi Maema

  • Prognostic impact of anatomic resection for hepatocellular carcinoma.

    Kiyoshi Hasegawa;Norihiro Kokudo;Hiroshi Imamura;Yutaka Matsuyama

  • Neither Multiple Tumors Nor Portal Hypertension Are Surgical Contraindications for Hepatocellular Carcinoma

    Takeaki Ishizawa;Kiyoshi Hasegawa;Taku Aoki;Michiro Takahashi

  • No-mortality liver resection for hepatocellular carcinoma in cirrhotic and noncirrhotic patients: is there a way? A prospective analysis of our approach

    Guido Torzilli;Masatoshi Makuuchi;Kazuto Inoue;Tadatoshi Takayama

  • Assessment of hepatic reserve for indication of hepatic resection: decision tree incorporating indocyanine green test.

    Hiroshi Imamura;Keiji Sano;Yasuhiko Sugawara;Norihiko Kokudo

  • Congestion of right liver graft in living donor liver transplantation.

    Sunggyu Lee;Kwangmin Park;Shin Hwang;Youngjoo Lee

  • Evaluation of hepatic venous congestion: proposed indication criteria for hepatic vein reconstruction.

    Keiji Sano;Masatoshi Makuuchi;Kenji Miki;Atsushi Maema

  • Biliary reconstruction, its complications and management of biliary complications after adult liver transplantation: a systematic review of the incidence, risk factors and outcome.

    Nobuhisa Akamatsu;Yasuhiko Sugawara;Daijo Hashimoto

  • Genome-wide association study identifies TNFSF15 and POU2AF1 as susceptibility loci for primary biliary cirrhosis in the Japanese population.

    Minoru Nakamura;Nao Nishida;Minae Kawashima;Yoshihiro Aiba

  • Living Donor Liver Transplantation for Hepatocellular Carcinoma: Tokyo University Series

    Yasuhiko Sugawara;Sumihito Tamura;Masatoshi Makuuchi

  • Small-for-size grafts in living-related liver transplantation.

    Yasuhiko Sugawara;Masatoshi Makuuchi;Tadatoshi Takayama;Hiroshi Imamura

  • AFP, AFP-L3, DCP, and GP73 as markers for monitoring treatment response and recurrence and as surrogate markers of clinicopathological variables of HCC

    Kentaroh Yamamoto;Hiroshi Imamura;Yutaka Matsuyama;Yukio Kume

  • Sequential Preoperative Arterial and Portal Venous Embolizations in Patients With Hepatocellular Carcinoma

    Taku Aoki;Hiroshi Imamura;Kiyoshi Hasegawa;Akira Matsukura

  • Modified right liver graft from a living donor to prevent congestion.

    Sung Gyu Lee;Kwang Min Park;Shin Hwang;Ki Hun Kim

  • Risk factors and management of ascites after liver resection to treat hepatocellular carcinoma.

    Takeaki Ishizawa;Kiyoshi Hasegawa;Norihiro Kokudo;Keiji Sano

  • Tailoring the type of donor hepatectomy for adult living donor liver transplantation.

    Norihiro Kokudo;Yasuhiko Sugawara;Hiroshi Imamura;Keiji Sano

  • Vein reconstruction in modified right liver graft for living donor liver transplantation.

    Yasuhiko Sugawara;Masatoshi Makuuchi;Keiji Sano;Hiroshi Imamura

  • Endoscopic management of biliary complications after adult living donor liver transplantation.

    Takeshi Tsujino;Hiroyuki Isayama;Yasuhiko Sugawara;Takashi Sasaki

  • The committee for revision of the Clinical Practice Guidelines for Hepatocellular Carcinoma

    Masatoshi Makuuchi;Norihiro Kokudo;Shigeki Arii;Hiroshi Igaki

Frequent Co-Authors

Masatoshi Makuuchi
Masatoshi Makuuchi University of Tokyo
Norihiro Kokudo
Norihiro Kokudo National Center For Global Health and Medicine
Kiyoshi Hasegawa
Kiyoshi Hasegawa University of Tokyo
S. Ogawa
S. Ogawa Toho University
Tadatoshi Takayama
Tadatoshi Takayama Nihon University
Osamu Sato
Osamu Sato Kyushu University
Masao Omata
Masao Omata University of Tokyo
Hideo Kimura
Hideo Kimura University of Tokyo
Kazuhiko Koike
Kazuhiko Koike University of Tokyo
Tomoo Kosuge
Tomoo Kosuge National Cancer Center

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring Medicine in the USA doesn’t stop with traditional MD paths. Many rewarding healthcare careers can begin or advance through flexible, accredited online study. For example, those interested in patient care and leadership roles may consider enrolling in one of the affordable online FNP programs, which prepare nurses for family nurse practitioner roles, often with remote learning options designed for working professionals.

If you are just starting out or seeking to become a registered nurse, an online nursing school can provide a cost-effective and flexible way to earn your degree. For current RNs aiming to advance, the cheapest RN to BSN online pathways offer opportunities to boost credentials and career prospects without breaking the bank.

For those ready to take on advanced practice, leadership, or academic roles, pursuing the cheapest DNP online program can help you reach the highest level of nursing education. These online degrees not only open up new job opportunities but also make education more accessible and affordable for aspiring healthcare professionals.

Best Scientists Citing Yasuhiko Sugawara

Trending Scientists

Recently Published Articles