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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1956 1
1957 1
1960 4
1961 4
1962 9
1968 2
1969 8
1970 4
1971 9
1972 5
1974 3
1975 3
1976 10
1977 7
1978 6
1979 13
1980 14
1981 11
1982 5
1983 23
1984 6
1985 10
1986 11
1987 15
1988 39
1989 32
1990 78
1991 105
1992 102
1993 104
1994 138
1995 155
1996 140
1997 134
1998 172
1999 198
2000 210
2001 214
2002 168
2003 263
2004 276
2005 352
2006 330
2007 369
2008 452
2009 444
2010 589
2011 753
2012 683
2013 794
2014 853
2015 913
2016 939
2017 974
2018 1083
2019 1197
2020 844
2021 763
2022 222
2023 161
2024 1844
2025 2048
2026 66

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17,769 results

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Page 1
Early influenza virus characterisation and vaccine effectiveness in England in autumn 2025, a period dominated by influenza A(H3N2) subclade K.
Kirsebom FC, Thompson C, Talts T, Kele B, Whitaker HJ, Andrews N, Abdul Aziz N, Rawlinson C, Green RE, Quinot C, Gardner N, Waller E, Allen A, Watson CH, McDonald SL, Zambon M, Pebody R, Ramsay M, Hoschler K, Singanayagam A, Lopez Bernal J. Kirsebom FC, et al. Euro Surveill. 2025 Nov;30(46):2500854. doi: 10.2807/1560-7917.ES.2025.30.46.2500854. Euro Surveill. 2025. PMID: 41267661 Free PMC article.
OpenSAFELY: Effectiveness of COVID-19 Vaccination in Children and Adolescents.
Andrews CD, Parker EPK, Horne E, Walker V, Palmer T, Schaffer AL, Green ACA, Curtis HJ, Walker AJ, Bridges L, Wood C, Speed V, Bates C, Cockburn J, Parry J, Mehrkar A, MacKenna B, Bacon SCJ, Goldacre B, Hernan MA, Sterne JAC, Hulme WJ; OpenSAFELY Collaborative. Andrews CD, et al. Epidemiology. 2026 Jan 1;37(1):141-151. doi: 10.1097/EDE.0000000000001908. Epub 2025 Sep 23. Epidemiology. 2026. PMID: 40985520 Free PMC article.
Seroprotección contra tétanos en México, Ensanut 2022.
Dimas-González J, Carnalla-Cortés M, Gaspar-Castillo C, Barrientos-Gutiérrez T, Shamah-Levy T, Lazcano-Ponce E, Martínez-Barnetche J, Alpuche-Aranda CM. Dimas-González J, et al. Salud Publica Mex. 2025 May 30;67(3 (may-jun)):282-286. doi: 10.21149/16555. Salud Publica Mex. 2025. PMID: 41150925 Spanish.
Measles in Poland: 2022-2023.
Mrozowska-Nyckowska K, Zbrzeźniak JM, Paradowska-Stankiewicz I. Mrozowska-Nyckowska K, et al. Przegl Epidemiol. 2025 Dec 12;79(3):462-472. doi: 10.32394/pe/213582. Epub 2025 Oct 28. Przegl Epidemiol. 2025. PMID: 41385201 English, Polish.
Pediatric Influenza-Associated Encephalopathy and Acute Necrotizing Encephalopathy - United States, 2024-25 Influenza Season.
Fazal A, Harker EJ, Neelam V, Olson SM, Rolfes MA, Reinhart K, Kniss K, Frutos A, Leonard J, Reed C, Dugan VG, Safi H, Dulski TM, Stanley-Downs A, Bhatti A, Armistead I, Rao S, Torres-Diaz C, Thomas A, Weigel A, Patten M, Sinner M, Nims D, Mattingly C, Gosack V, Voris A, Redkey J, Scaggs Huang FA, DeCesaris D, Tuggle C, Betters KA, Hand J, Krueger A, Potter DZ, Kim C, Park R, Hong S, Edelman HE, Kim S, Henderson J, McMahon M, Sanders J, Hunstad DA, Doran EL, Harbi K, Julian D, Ball H, Dreisig J, Thomas D, Faybusovich J, Shaw YP, Eisenberg N, Chaturvedi R, Faulstich A, Wester RE, Gowie DL, Fisher N, Sutton M, Boktor SW, Long JM, Marshall P, Berns AL, McAda L, Winders S, Gomez Pinedo P, Murray J, Westbrook T, Unutzer A, Lindquist S, Haupt TE, Baum K, Wilson-Murphy M, Glaser C, Harriman K, Antoon JW, Van Haren KP, Randolph AG, Silverman A, de St Maurice A, Ellington S, Uyeki TM, Garg S; CDC Influenza-Associated Encephalopathy Collaborators. Fazal A, et al. MMWR Morb Mortal Wkly Rep. 2025 Sep 25;74(36):556-564. doi: 10.15585/mmwr.mm7436a1. MMWR Morb Mortal Wkly Rep. 2025. PMID: 40996921 Free PMC article.
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