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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 3
1949 4
1950 6
1951 8
1952 6
1953 7
1954 7
1955 6
1956 15
1957 8
1958 14
1959 20
1960 17
1961 22
1962 25
1963 39
1964 57
1965 40
1966 1
1967 7
1968 1
1969 1
1971 1
1972 1
1973 9
1974 14
1975 78
1976 178
1977 234
1978 231
1979 289
1980 319
1981 378
1982 426
1983 463
1984 538
1985 609
1986 706
1987 804
1988 881
1989 1148
1990 1312
1991 1341
1992 1403
1993 1621
1994 1781
1995 1780
1996 2068
1997 2482
1998 2219
1999 2273
2000 2244
2001 2357
2002 2589
2003 2775
2004 2932
2005 3358
2006 3841
2007 4463
2008 5123
2009 5863
2010 6508
2011 7709
2012 8634
2013 9184
2014 9831
2015 10347
2016 10614
2017 11053
2018 11710
2019 12099
2020 11491
2021 9467
2022 1867
Text availability
Article attribute
Article type
Publication date

Search Results

157,104 results
Results by year
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Page 1
Longitudinal vs retrospective studies.
Goje SK. Goje SK. Am J Orthod Dentofacial Orthop. 2017 Jan;151(1):10-11. doi: 10.1016/j.ajodo.2016.09.010. Am J Orthod Dentofacial Orthop. 2017. PMID: 28024760 No abstract available.
Longitudinal studies are required.
Ahmad N, Thomas GN, Gill P, Chan C, Torella F. Ahmad N, et al. J R Soc Med. 2015 Jun;108(6):210. doi: 10.1177/0141076815570201. J R Soc Med. 2015. PMID: 26085558 Free PMC article. No abstract available.
Reply.
Atiquzzaman M, Karim ME, Kopec J, Wong H, Anis AH. Atiquzzaman M, et al. Arthritis Rheumatol. 2020 Sep;72(9):1583-1584. doi: 10.1002/art.41377. Epub 2020 Jul 13. Arthritis Rheumatol. 2020. PMID: 32475053 No abstract available.
Longitudinal observational studies and causality.
Muriel A, Hernández-Marrero D, Abraira V. Muriel A, et al. Nefrologia. 2012;32(1):12-4. doi: 10.3265/Nefrologia.pre2011.Nov.11167. Nefrologia. 2012. PMID: 22293999 Free article. English, Spanish. No abstract available.
157,104 results
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