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

Year Number of Results
1996 1
2001 1
2002 12
2003 12
2004 21
2005 19
2006 37
2007 39
2008 54
2009 41
2010 77
2011 93
2012 121
2013 148
2014 182
2015 224
2016 264
2017 310
2018 385
2019 427
2020 542
2021 598
2022 11
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3,207 results
Results by year
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Page 1
Tracheostomy in 80 COVID-19 Patients: A Multicenter, Retrospective, Observational Study.
Tang Y, Wu Y, Zhu F, Yang X, Huang C, Hou G, Xu W, Hu M, Zhang L, Cheng A, Xu Z, Liu B, Hu S, Zhu G, Fan X, Zhang X, Yang Y, Feng H, Yu L, Wang B, Li Z, Peng Y, Shen Z, Fu S, Ouyang Y, Xu J, Zou X, Fang M, Yu Z, Hu B, Shang Y. Tang Y, et al. Among authors: zhang l. Front Med (Lausanne). 2020 Dec 17;7:615845. doi: 10.3389/fmed.2020.615845. eCollection 2020. Front Med (Lausanne). 2020. PMID: 33425960 Free PMC article.
IgG4-related spinal pachymeningitis.
Lu Z, Tongxi L, Jie L, Yujuan J, Wei J, Xia L, Yumin Z, Xin L. Lu Z, et al. Clin Rheumatol. 2016 Jun;35(6):1549-53. doi: 10.1007/s10067-015-3104-x. Epub 2015 Nov 14. Clin Rheumatol. 2016. PMID: 26567899 Review.
Predictive factors of progression to severe COVID-19.
Zhou YH, Li H, Qin YY, Yan XF, Lu YQ, Liu HL, Ye SK, Wan Y, Zhang L, Harypursat V, Chen Y. Zhou YH, et al. Among authors: zhang l. Open Med (Wars). 2020 Aug 28;15(1):805-814. doi: 10.1515/med-2020-0184. eCollection 2020. Open Med (Wars). 2020. PMID: 33336038 Free PMC article.
3,207 results