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

Year Number of Results
1964 1
1967 2
1968 2
1971 1
1972 1
1973 7
1974 13
1975 21
1976 12
1977 9
1978 9
1979 11
1980 10
1981 13
1982 14
1983 7
1984 8
1985 11
1986 14
1987 18
1988 37
1989 236
1990 484
1991 505
1992 557
1993 544
1994 557
1995 475
1996 534
1997 529
1998 493
1999 624
2000 510
2001 663
2002 696
2003 775
2004 832
2005 916
2006 933
2007 1112
2008 1033
2009 1118
2010 1132
2011 1380
2012 1465
2013 1454
2014 1467
2015 1453
2016 1492
2017 1518
2018 1429
2019 647
2020 10
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25,078 results
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Page 1
Respiratory health in Italy
Burki T. Lancet Respir Med 2018. PMID 29661591
25,078 results
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