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

Year Number of Results
1946 1
1947 2
1948 6
1949 7
1951 3
1952 24
1953 16
1954 13
1955 22
1956 15
1957 25
1958 26
1959 35
1960 23
1961 38
1962 30
1964 2
1965 41
1966 123
1967 115
1968 117
1969 125
1970 117
1971 101
1972 124
1973 122
1974 122
1975 126
1976 130
1977 136
1978 147
1979 144
1980 162
1981 173
1982 160
1983 178
1984 182
1985 177
1986 211
1987 186
1988 169
1989 225
1990 215
1991 206
1992 203
1993 216
1994 217
1995 238
1996 230
1997 294
1998 287
1999 332
2000 322
2001 388
2002 344
2003 404
2004 431
2005 467
2006 507
2007 567
2008 585
2009 674
2010 650
2011 679
2012 759
2013 781
2014 934
2015 937
2016 881
2017 803
2018 892
2019 881
2020 1289
2021 1556
2022 1639
2023 1479
2024 427

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23,456 results

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Page 1
Revisiting the Dutch hypothesis.
Postma DS, Weiss ST, van den Berge M, Kerstjens HA, Koppelman GH. Postma DS, et al. J Allergy Clin Immunol. 2015 Sep;136(3):521-9. doi: 10.1016/j.jaci.2015.06.018. J Allergy Clin Immunol. 2015. PMID: 26343936 Review.
Early detection of obstructive lung diseases.
Knudson RJ, Burrows B. Knudson RJ, et al. Med Clin North Am. 1973 May;57(3):681-90. doi: 10.1016/s0025-7125(16)32267-2. Med Clin North Am. 1973. PMID: 4573465 Review. No abstract available.
Challenges of COPD diagnosis.
Price D, Brusselle G. Price D, et al. Expert Opin Med Diagn. 2013 Nov;7(6):543-56. doi: 10.1517/17530059.2013.842552. Epub 2013 Oct 8. Expert Opin Med Diagn. 2013. PMID: 24099180 Review.
[Distinghuishing between asthma and COPD].
Hering T. Hering T. MMW Fortschr Med. 2020 Jul;162(13):68-69. doi: 10.1007/s15006-020-0701-7. MMW Fortschr Med. 2020. PMID: 32661993 Free PMC article. Review. German.
23,456 results
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