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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Microbiology 64 2629 2407 70 68 438 13481

Alejandro Balsa publications per year

The chart shows the history of publications by Alejandro Balsa between 1987 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Alejandro Balsa published across 39 years, from 1987 to 2025, averaging 14.3 papers a year. Output peaked at 46 publications in 2020. 34 of the 556 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1987 to 2025. Vertical axis: number of publications, 0 to 46. Peak 46 publications in 2020. 1987: 1 publication 1988: 0 publications 1989: 2 publications 1990: 1 publication 1991: 2 publications 1992: 1 publication 1993: 2 publications 1994: 1 publication 1995: 2 publications 1996: 3 publications 1997: 5 publications 1998: 1 publication 1999: 4 publications 2000: 8 publications 2001: 7 publications 2002: 3 publications 2003: 8 publications 2004: 6 publications 2005: 8 publications 2006: 8 publications 2007: 12 publications 2008: 8 publications 2009: 15 publications 2010: 15 publications 2011: 19 publications 2012: 21 publications 2013: 40 publications 2014: 23 publications 2015: 30 publications 2016: 28 publications 2017: 38 publications 2018: 42 publications 2019: 41 publications 2020: 46 publications 2021: 29 publications 2022: 18 publications 2023: 24 publications 2024: 21 publications 2025: 13 publications
1987 2025

556 publications in total across all disciplines

View publications per year as a table
Alejandro Balsa: publications per year, 1987 to 2025
Year Publications
1987 1
1988 0
1989 2
1990 1
1991 2
1992 1
1993 2
1994 1
1995 2
1996 3
1997 5
1998 1
1999 4
2000 8
2001 7
2002 3
2003 8
2004 6
2005 8
2006 8
2007 12
2008 8
2009 15
2010 15
2011 19
2012 21
2013 40
2014 23
2015 30
2016 28
2017 38
2018 42
2019 41
2020 46
2021 29
2022 18
2023 24
2024 21
2025 13
Total 556
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Alejandro Balsa 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 Alejandro Balsa 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, 435–444 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: 438 publications — 92nd percentile

92% 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
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 33 438
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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Alejandro Balsa 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 Alejandro Balsa 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, 64 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: 64 D-Index — 54th percentile

54% 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 64
65 103
66 124
67 112
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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Overview

Alejandro Balsa is affiliated with Hospital Universitario La Paz in Spain and has an extensive research background primarily in the field of medicine, with a particular focus on rheumatology. Their work spans related subfields including immunology, genetics, radiology, nuclear medicine and imaging, and hematology.

The scientist's research covers a range of topics, notably rheumatoid arthritis research and therapies, systemic lupus erythematosus research, chronic lymphocytic leukemia research, monoclonal and polyclonal antibodies research, spondyloarthritis studies and treatments, biosimilars and bioanalytical methods, and autoimmune and inflammatory disorders research.

Alejandro Balsa has contributed to several frequently published venues, which include:

  • Annals of the Rheumatic Diseases
  • Scientific Reports
  • Reumatología Clínica (English Edition)
  • RMD Open
  • Clinical and Experimental Rheumatology

Among the recent papers associated with Alejandro Balsa's research are:

  • EULAR recommendations for the management of rheumatoid arthritis with synthetic and biological disease-modifying antirheumatic drugs: 2019 update (2020), published in Annals of the Rheumatic Diseases
  • EULAR recommendations for the management of rheumatoid arthritis with synthetic and biological disease-modifying antirheumatic drugs: 2022 update (2022), published in Annals of the Rheumatic Diseases
  • The Key Comorbidities in Patients with Rheumatoid Arthritis: A Narrative Review (2021), published in Journal of Clinical Medicine
  • Clinical course, severity and mortality in a cohort of patients with COVID-19 with rheumatic diseases (2020), published in Annals of the Rheumatic Diseases
  • EULAR points to consider for therapeutic drug monitoring of biopharmaceuticals in inflammatory rheumatic and musculoskeletal diseases (2022), published in Annals of the Rheumatic Diseases

Frequent co-authors who have collaborated extensively with Alejandro Balsa include:

  • Marta Novella-Navarro
  • I. Monjo
  • Victoria Navarro-Compán
  • Diana Peiteado
  • Laura Nuño

Best Publications

  • Prevalence of comorbidities in rheumatoid arthritis and evaluation of their monitoring: results of an international, cross-sectional study (COMORA)

    Maxime Dougados;Martin Soubrier;Anna Antunez;Peter Balint

  • New susceptibility locus for rheumatoid arthritis suggested by a genome-wide linkage study

    François Cornélis;Sabine Fauré;Maria Martinez;Jean-François Prud’homme

  • Immunogenicity of Biologics in Chronic Inflammatory Diseases: A Systematic Review

    Vibeke Strand;Alejandro Balsa;Jamal Al-Saleh;Leonor Barile-Fabris

  • Association of a functional single-nucleotide polymorphism of PTPN22, encoding lymphoid protein phosphatase, with rheumatoid arthritis and systemic lupus erythematosus.

    Gisela Orozco;Elena Sánchez;Miguel A González-Gay;Miguel A López-Nevot

  • Influence of immunogenicity on the efficacy of long-term treatment with infliximab in rheumatoid arthritis

    Dora Pascual-Salcedo;Chamaida Plasencia;Susana Ramiro;Laura Nuño

  • Rheumatoid arthritis in Spain: occurrence of extra-articular manifestations and estimates of disease severity

    L Carmona;I González-Alvaro;A Balsa;M Angel Belmonte

  • Increased risk of tuberculosis in patients with rheumatoid arthritis.

    Loreto Carmona;César Hernández-García;Cristina Vadillo;Esperanza Pato

  • Association of rheumatoid arthritis with a functional chemokine receptor, CCR5.

    J. J. Gomez-Reino;J. L. Pablos;P. E. Carreira;B. Santiago

  • Efficacy and safety of guselkumab in patients with active psoriatic arthritis: a randomised, double-blind, placebo-controlled, phase 2 study.

    Atul Deodhar;Alice B Gottlieb;Wolf-Henning Boehncke;Wolf-Henning Boehncke;Bin Dong

  • Superiority of SDAI over DAS-28 in assessment of remission in rheumatoid arthritis patients using power Doppler ultrasonography as a gold standard

    Alejandro Balsa;Eugenio de Miguel;Concepción Castillo;Diana Peiteado

  • Value of Disease Activity Score 28 (DAS28) and DAS28-3 compared to American College of Rheumatology-defined remission in rheumatoid arthritis.

    Alejandro Balsa;Loreto Carmona;Isidoro González-Alvaro;Miguel Angel Belmonte

  • IL-15 and the Initiation of Cell Contact-Dependent Synovial Fibroblast-T Lymphocyte Cross-Talk in Rheumatoid Arthritis: Effect of Methotrexate

    María-Eugenia Miranda-Carús;Alejandro Balsa;Marta Benito-Miguel;Carlos Pérez de Ayala

  • The incidence of rheumatoid arthritis in Spain: results from a nationwide primary care registry

    J Carbonell;T Cobo;A Balsa;M A Descalzo

  • Influence of immunogenicity on the efficacy of longterm treatment of spondyloarthritis with infliximab

    Chamaida Plasencia;Dora Pascual-Salcedo;Laura Nuño;Gema Bonilla

  • Soluble interleukin 6 (IL-6) receptor and IL-6 levels in serum and synovial fluid of patients with different arthropathies.

    J Usón;A Balsa;D Pascual-Salcedo;J A Cabezas

  • PADI4 polymorphisms are not associated with rheumatoid arthritis in the Spanish population

    A. Martinez;A. Valdivia;D. Pascual-Salcedo;J. Ramón Lamas

  • Protection against anti–citrullinated protein antibody–positive rheumatoid arthritis is predominantly associated with HLA–DRB1*1301: A meta-analysis of HLA–DRB1 associations with anti–citrullinated protein antibody–positive and anti–citrullinated protein antibody–negative rheumatoid arthritis in four European populations

    Diane van der Woude;Benedicte A. Lie;Emeli Lundström;Alejandro Balsa

  • Association of the major histocompatibility complex with response to infliximab therapy in rheumatoid arthritis patients.

    Alfonso Martinez;Marina Salido;Gema Bonilla;Dora Pascual-Salcedo

  • Genome-wide association study of rheumatoid arthritis in the Spanish population: KLF12 as a risk locus for rheumatoid arthritis susceptibility.

    Antonio Julià;Javier Ballina;Juan D. Cañete;Alejandro Balsa

  • Peripheral blood T lymphocytes from patients with early rheumatoid arthritis express RANKL and interleukin-15 on the cell surface and promote osteoclastogenesis in autologous monocytes.

    María-Eugenia Miranda-Carús;Marta Benito-Miguel;Alejandro Balsa;Tatiana Cobo-Ibáñez

Frequent Co-Authors

Miguel A. González-Gay
Miguel A. González-Gay University of Cantabria
Javier Martín
Javier Martín Spanish National Research Council
Loreto Carmona
Loreto Carmona Instituto de Salud Musculoesquelética
Javier Llorca
Javier Llorca University of Cantabria
Juan J. Gomez-Reino
Juan J. Gomez-Reino University of Santiago de Compostela
Pilar Barrera
Pilar Barrera Radboud University Nijmegen Medical Centre
Paola Migliorini
Paola Migliorini University of Pisa
Miguel A. López-Nevot
Miguel A. López-Nevot University of Granada
Timothy R D J Radstake
Timothy R D J Radstake Utrecht University
Antonio Gonzalez
Antonio Gonzalez University of Santiago de Compostela

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