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

Year Number of Results
1957 1
1959 2
1960 1
1962 5
1964 4
1965 1
1966 2
1968 1
1969 2
1971 3
1972 2
1973 2
1974 5
1975 6
1976 1
1977 4
1978 7
1979 4
1980 3
1981 9
1982 4
1983 2
1984 8
1985 11
1986 10
1987 9
1988 17
1989 17
1990 20
1991 14
1992 27
1993 29
1994 38
1995 36
1996 34
1997 35
1998 49
1999 50
2000 62
2001 84
2002 93
2003 99
2004 120
2005 148
2006 188
2007 243
2008 235
2009 309
2010 354
2011 415
2012 463
2013 463
2014 462
2015 427
2016 482
2017 482
2018 527
2019 513
2020 596
2021 136
Text availability
Article attribute
Article type
Publication date

Search Results

6,622 results
Results by year
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Page 1
The Practice of Wearing Surgical Masks during the COVID-19 Pandemic.
Chiang CH, Chiang CH, Chiang CH, Chen YC. Chiang CH, et al. Among authors: chen yc. Emerg Infect Dis. 2020 Aug;26(8):1962. doi: 10.3201/eid2608.201498. Epub 2020 Apr 23. Emerg Infect Dis. 2020. PMID: 32324531 Free PMC article. No abstract available.
6,622 results
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