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

Year Number of Results
1945 13
1946 42
1947 29
1948 51
1949 52
1950 63
1951 131
1952 193
1953 199
1954 233
1955 186
1956 159
1957 152
1958 113
1959 139
1960 131
1961 118
1962 172
1963 240
1964 373
1965 388
1966 355
1967 473
1968 415
1969 527
1970 478
1971 455
1972 412
1973 440
1974 415
1975 457
1976 475
1977 472
1978 467
1979 451
1980 521
1981 449
1982 530
1983 537
1984 547
1985 506
1986 591
1987 603
1988 624
1989 631
1990 645
1991 695
1992 659
1993 663
1994 646
1995 704
1996 750
1997 696
1998 786
1999 750
2000 853
2001 798
2002 840
2003 836
2004 1000
2005 1019
2006 1124
2007 1241
2008 1326
2009 1416
2010 1533
2011 1853
2012 1872
2013 2186
2014 2364
2015 2523
2016 2618
2017 2766
2018 2637
2019 1375
2020 40
Text availability
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50,069 results
Results by year
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Page 1
Sleep function: Toward elucidating an enigma.
Krueger JM, Frank MG, Wisor JP, Roy S. Krueger JM, et al. Sleep Med Rev. 2016 Aug;28:46-54. doi: 10.1016/j.smrv.2015.08.005. Epub 2015 Aug 28. Sleep Med Rev. 2016. PMID: 26447948 Free PMC article. Review.
Measuring Sleep Efficiency: What Should the Denominator Be?
Reed DL, Sacco WP. Reed DL, et al. J Clin Sleep Med. 2016 Feb;12(2):263-6. doi: 10.5664/jcsm.5498. J Clin Sleep Med. 2016. PMID: 26194727 Free PMC article. Review.
Who Cares about Sleep in Older Adults?
Dzierzewski JM, Dautovich ND. Dzierzewski JM, et al. Clin Gerontol. 2018 Mar-Apr;41(2):109-112. doi: 10.1080/07317115.2017.1421870. Epub 2018 Jan 11. Clin Gerontol. 2018. PMID: 29324180 Free PMC article. No abstract available.
Sleep.
Scully T. Scully T. Nature. 2013 May 23;497(7450):S1-3. doi: 10.1038/497S1a. Nature. 2013. PMID: 23698499 No abstract available.
[Sleep in children: physiology and update of a literature review].
Rana M, Riffo Allende C, Mesa Latorre T, Rosso Astorga K, Torres AR. Rana M, et al. Medicina (B Aires). 2019;79 Suppl 3:25-28. Medicina (B Aires). 2019. PMID: 31603839 Free article. Review. Spanish.
Assessment of infant sleep: how well do multiple methods compare?
Camerota M, Tully KP, Grimes M, Gueron-Sela N, Propper CB. Camerota M, et al. Sleep. 2018 Oct 1;41(10):zsy146. doi: 10.1093/sleep/zsy146. Sleep. 2018. PMID: 30085305 Free PMC article.
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