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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Microbiology 67 2322 2122 22 20 183 12721

Anja Siitonen publications per year

The chart shows the history of publications by Anja Siitonen between 1977 and 2020, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Anja Siitonen published across 44 years, from 1977 to 2020, averaging 4.7 papers a year. Output peaked at 17 publications in 2002. 1 of the 208 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1977 to 2020. Vertical axis: number of publications, 0 to 17. Peak 17 publications in 2002. 1977: 1 publication 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 1 publication 1982: 1 publication 1983: 0 publications 1984: 1 publication 1985: 0 publications 1986: 1 publication 1987: 2 publications 1988: 1 publication 1989: 0 publications 1990: 2 publications 1991: 1 publication 1992: 2 publications 1993: 4 publications 1994: 4 publications 1995: 6 publications 1996: 3 publications 1997: 4 publications 1998: 6 publications 1999: 8 publications 2000: 8 publications 2001: 11 publications 2002: 17 publications 2003: 8 publications 2004: 7 publications 2005: 9 publications 2006: 16 publications 2007: 6 publications 2008: 4 publications 2009: 9 publications 2010: 7 publications 2011: 13 publications 2012: 10 publications 2013: 11 publications 2014: 7 publications 2015: 7 publications 2016: 4 publications 2017: 4 publications 2018: 1 publication 2019: 0 publications 2020: 1 publication
1977 2020

208 publications in total across all disciplines

View publications per year as a table
Anja Siitonen: publications per year, 1977 to 2020
Year Publications
1977 1
1978 0
1979 0
1980 0
1981 1
1982 1
1983 0
1984 1
1985 0
1986 1
1987 2
1988 1
1989 0
1990 2
1991 1
1992 2
1993 4
1994 4
1995 6
1996 3
1997 4
1998 6
1999 8
2000 8
2001 11
2002 17
2003 8
2004 7
2005 9
2006 16
2007 6
2008 4
2009 9
2010 7
2011 13
2012 10
2013 11
2014 7
2015 7
2016 4
2017 4
2018 1
2019 0
2020 1
Total 208
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Anja Siitonen publications per year - data summary

  • Anja Siitonen, a Microbiology scholar from Finnish Institute for Health and Welfare (THL), has 208 publications recorded across 44 years, from 1977 to 2020.
  • The oldest publication on record dates to 1977 and the most recent to 2020.
  • The most productive year is 2002, with 17 publications.
  • The least productive years with any output are 1977, 1981, 1982, 1984 and others, with 1 publication each.
  • 7 of the 44 years in the span carry no publications at all (1978, 1979, 1980, 1983 and others).
  • The rate of publication averages 4.7 papers per year over the whole span, or 5.6 per year counting only the 37 years with at least one publication.
  • The last 5 years on the chart (2016-2020) hold 10 publications, 5% of the career total.
  • Split into equal eras - 1977-1991: 11 publications (0.7 per year); 1992-2006: 113 publications (7.5 per year); 2007-2020: 84 publications (6.0 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Anja Siitonen publication distribution in Microbiology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Microbiology in 2026. The highlighted bar marks where Anja Siitonen sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 64 bars. Horizontal axis: publications, 55–64 to 679+. Vertical axis: number of scientists, 0 to 288. Most scientists, 288, have 135–144 publications. The last bar groups every scientist with 679 publications or more. The highlighted bar, 175–184 publications, is where this scientist sits. 55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 265 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 234 scientists 205–214 publications: 208 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55–64 publications 679+

This scientist: 183 publications — 42nd percentile

42% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 679 publications or more.

View publications distribution as a table
Number of Microbiology scientists by publication count, Research.com 2026 ranking edition. Based on 5,513 ranked scientists.
Publications Scientists This scientist
55–64 8
65–74 29
75–84 55
85–94 112
95–104 137
105–114 190
115–124 235
125–134 234
135–144 288
145–154 265
155–164 264
165–174 253
175–184 276 183
185–194 190
195–204 234
205–214 208
215–224 198
225–234 155
235–244 161
245–254 160
255–264 146
265–274 139
275–284 148
285–294 115
295–304 96
305–314 88
315–324 106
325–334 65
335–344 76
345–354 64
355–364 62
365–374 65
375–384 61
385–394 34
395–404 44
405–414 36
415–424 35
425–434 29
435–444 33
445–454 34
455–464 25
465–474 26
475–484 20
485–494 19
495–504 16
505–514 17
515–524 23
525–534 14
535–544 14
545–554 18
555–564 12
565–574 7
575–584 9
585–594 9
595–604 9
605–614 7
615–624 9
625–634 7
635–644 4
645–654 5
655–664 6
665–674 7
675–678 3
679+ 99
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Anja Siitonen publication distribution in Microbiology in 2026 - data summary

  • The chart plots the publication count of all 5,513 Microbiology scientists ranked by Research.com in 2026, grouped into 64 ranges running from 55–64 to 679+ publications.
  • Anja Siitonen, a Microbiology scholar from Finnish Institute for Health and Welfare (THL), records 183 publications - the 42nd percentile of the discipline.
  • 42% of ranked Microbiology scientists score the same or lower than Anja Siitonen, and about 58% score higher.
  • The median of the discipline falls in the 195–204 publications range, and Anja Siitonen ranks below the median.
  • The most crowded range is 135–144 publications, holding 288 scientists (5% of the field).
  • 54% of the field sits in the lowest quarter of the value range (up to 205–214 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 679 publications or more, 99 scientists in all (2% of the field).

Anja Siitonen D-index placement in Microbiology in 2026

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

No. of scientists
50 100 150
Bar chart with 88 bars. Horizontal axis: D-Index, 40 to 127+. Vertical axis: number of scientists, 0 to 162. Most scientists, 162, have 58 D-Index. The last bar groups every scientist with 127 D-Index or more. The highlighted bar, 67 D-Index, is where this scientist sits. 40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 112 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 123 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 94 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 67 D-Index — 60th percentile

60% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 127 D-Index or more.

View D-Index distribution as a table
Number of Microbiology scientists by D-index, Research.com 2026 ranking edition. Based on 5,513 ranked scientists.
D-Index Scientists This scientist
40 30
41 86
42 90
43 117
44 122
45 123
46 108
47 110
48 106
49 109
50 129
51 111
52 116
53 127
54 134
55 134
56 112
57 136
58 162
59 151
60 139
61 123
62 126
63 144
64 109
65 103
66 124
67 112 67
68 103
69 131
70 94
71 93
72 96
73 92
74 80
75 66
76 87
77 60
78 73
79 59
80 57
81 55
82 47
83 77
84 50
85 45
86 42
87 41
88 32
89 38
90 35
91 34
92 27
93 26
94 33
95 22
96 37
97 22
98 21
99 22
100 30
101 16
102 20
103 17
104 19
105 16
106 19
107 18
108 14
109 10
110 9
111 7
112 11
113 6
114 15
115 10
116 12
117 7
118 10
119 10
120 11
121 2
122 7
123 12
124 5
125 9
126 6
127+ 95
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Anja Siitonen D-index placement in Microbiology in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 5,513 Microbiology scientists ranked by Research.com in 2026, grouped into 88 ranges running from 40 to 127+ D-Index.
  • Anja Siitonen, a Microbiology scholar from Finnish Institute for Health and Welfare (THL), records 67 D-Index - the 60th percentile of the discipline.
  • 60% of ranked Microbiology scientists score the same or lower than Anja Siitonen, and about 40% score higher.
  • The median of the discipline falls in the 63 D-Index range, and Anja Siitonen ranks above the median.
  • The most crowded range is 58 D-Index, holding 162 scientists (3% of the field).
  • 47% of the field sits in the lowest quarter of the value range (up to 61 D-Index), so the distribution leans towards the lower end of the scale.
  • The final bar has no upper bound: it groups every scientist with 127 D-Index or more, 95 scientists in all (2% of the field).

Overview

Anja Siitonen is affiliated with the Finnish Institute for Health and Welfare (THL) in Finland. Their research spans the fields of medicine with a focus on oncology, epidemiology, and infectious diseases.

The scientist's work covers several main topics including:

  • Viral-associated cancers and disorders
  • Herpesvirus infections and treatments
  • Parvovirus B19 infection studies

One recent publication by Anja Siitonen is titled "Evaluation of the Serological Point-of-Care Testing of Infectious Mononucleosis by Data of External Quality Control Samples," published in 2020 in the journal Microbiology Insights.

Frequent co-authors collaborating with Anja Siitonen include:

  • Salla Kiiskinen
  • Oskari Luomala
  • Teija Häkkinen
  • Susanna Lukinmaa-Åberg

Their publication record includes contributions primarily in Microbiology Insights. This reflects the integration of clinical and laboratory aspects in their research approach.

Best Publications

  • An International Outbreak of Salmonella Infections Caused by Alfalfa Sprouts Grown from Contaminated Seeds

    Barbara E. Mahon;Antti Pönkä;William N. Hall;Kenneth Komatsu

  • P-fimbriated clones among uropathogenic Escherichia coli strains.

    V Väisänen-Rhen;J Elo;E Väisänen;A Siitonen

  • Prevention of travellers' diarrhoea by oral B-subunit/whole-cell cholera vaccine

    H Peltola;A Siitonen;M.J Kataja;H Kyrönseppa

  • MANNOSE-RESISTANT HAEMAGGLUTINATION AND P ANTIGEN RECOGNITION ARE CHARACTERISTIC OF ESCHERICHIA COLI CAUSING PRIMARY PYELONEPHRITIS

    Vuokko Väisänen;Vuokko Väisänen;LeifG. Tallgren;LeifG. Tallgren;P. Helena Mäkelä;P. Helena Mäkelä;Gunilla Källenius;Gunilla Källenius

  • An Outbreak of Listeria monocytogenes serotype 3a infections from butter in Finland

    Outi Lyytikäinen;Tiina Autio;Riitta Maijala;Petri Ruutu

  • Molecular Epidemiology of an Outbreak of Febrile Gastroenteritis Caused by Listeria monocytogenes in Cold-Smoked Rainbow Trout

    M. K. Miettinen;A. Siitonen;P. Heiskanen;H. Haajanen

  • Campylobacter-triggered reactive arthritis: a population-based study.

    T. Hannu;L. Mattila;H. Rautelin;P. Pelkonen

  • International outbreak of Salmonella Oranienburg due to German chocolate

    Dirk Werber;Johannes Dreesman;Fabian Feil;Ulrich van Treeck

  • Detection of Decreased Fluoroquinolone Susceptibility in Salmonellas and Validation of Nalidixic Acid Screening Test

    Antti Hakanen;Pirkko Kotilainen;Jari Jalava;Anja Siitonen

  • Clinical Escherichia coli strains carrying stx genes: stx variants and stx-positive virulence profiles.

    Marjut Eklund;Kirsikka Leino;Anja Siitonen

  • Parallel independent evolution of pathogenicity within the genus Yersinia

    Sandra Reuter;Sandra Reuter;Thomas R. Connor;Thomas R. Connor;Lars Barquist;Danielle Walker

  • Clinical Isolates of Non-O157 Shiga Toxin-Producing Escherichia coli: Serotypes, Virulence Characteristics, and Molecular Profiles of Strains of the Same Serotype

    Marjut Eklund;Flemming Scheutz;Anja Siitonen

  • A Widespread Outbreak of Yersinia pseudotuberculosis O:3 Infection from Iceberg Lettuce

    J. Pekka Nuorti;Taina Niskanen;Saija Hallanvuo;Janne Mikkola

  • Expression of P, type-1, and type-1C fimbriae of Escherichia coli in the urine of patients with acute urinary tract infection.

    Pere A;Nowicki B;Saxén H;Siitonen A

  • Bacterial and viral etiology of childhood diarrhea in Ouagadougou, Burkina Faso

    Isidore Juste O Bonkoungou;Isidore Juste O Bonkoungou;Kaisa Haukka;Kaisa Haukka;Monica Österblad;Antti J Hakanen

  • Heat Wave–Associated Vibriosis, Sweden and Finland, 2014

    Craig Baker-Austin;Joaquin A. Trinanes;Joaquin A. Trinanes;Joaquin A. Trinanes;Saara Salmenlinna;Margareta Löfdahl

  • Salmonella in alfalfa sprouts

    Antti Pönkä;Yvonne Andersson;Anja Siitonen;Birgitta de Jong

  • Reduced fluoroquinolone susceptibility in Salmonella enterica serotypes in travelers returning from Southeast Asia.

    Antti Hakanen;Pirkko Kotilainen;Pentti Huovinen;Hans Helenius

  • Sporadic human Yersinia enterocolitica infections caused by bioserotype 4/O : 3 originate mainly from pigs.

    Maria Fredriksson-Ahomaa;Andreas Stolle;Anja Siitonen;Hannu Korkeala

  • Prevalence and characterization of Salmonella enterica from the feces of cattle, poultry, swine and hedgehogs in Burkina Faso and their comparison to human Salmonella isolates

    Assèta Kagambèga;Assèta Kagambèga;Taru Lienemann;Laura Aulu;Alfred S Traoré

  • An outbreak of gastrointestinal illness and erythema nodosum from grated carrots contaminated with Yersinia pseudotuberculosis.

    Katri Jalava;Marjaana Hakkinen;Miia Valkonen;Ulla Maija Nakari

Frequent Co-Authors

Pentti Huovinen
Pentti Huovinen University of Turku
Marjatta Leirisalo-Repo
Marjatta Leirisalo-Repo University of Helsinki
Hannu Korkeala
Hannu Korkeala University of Helsinki
Mikael Skurnik
Mikael Skurnik University of Helsinki
Jari Jalava
Jari Jalava Finnish Institute for Health and Welfare
Martti Vaara
Martti Vaara University of Helsinki
Heikki Peltola
Heikki Peltola University of Helsinki
Joaquin Trinanes
Joaquin Trinanes National Oceanic and Atmospheric Administration
Timo K. Korhonen
Timo K. Korhonen University of Helsinki
Hannele Jousimies-Somer
Hannele Jousimies-Somer Finnish Institute for Health and Welfare

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