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Results by year

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

Year Number of Results
1965 6
1966 4
1967 10
1968 12
1969 15
1970 9
1971 12
1972 16
1973 11
1974 42
1975 16
1976 5
1977 6
1978 4
1979 3
1980 5
1981 1
1983 1
1986 1
1987 1
1996 1
1999 1
2022 0
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Similar articles for PMID: 4275999

182 results
Results by year
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182 results