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Results by year

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

Year Number of Results
1946 3
1947 2
1948 1
1949 2
1951 2
1952 2
1953 4
1954 3
1955 4
1956 6
1957 11
1958 10
1959 8
1960 12
1961 5
1962 6
1964 1
1965 13
1966 15
1967 14
1968 7
1969 15
1970 9
1971 12
1972 13
1973 13
1974 12
1975 5
1976 10
1977 6
1978 11
1979 18
1980 7
1981 15
1982 10
1983 15
1984 9
1985 6
1986 14
1987 11
1988 6
1989 8
1990 13
1991 9
1992 17
1993 9
1994 19
1995 14
1996 17
1997 17
1998 24
1999 21
2000 24
2001 24
2002 24
2003 28
2004 25
2005 24
2006 29
2007 32
2008 26
2009 25
2010 24
2011 33
2012 50
2013 43
2014 39
2015 45
2016 37
2017 36
2018 36
2019 33
2020 56
2021 67
2022 73
2023 65
2024 17

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1,324 results

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Page 1
Vitamin B12.
Wolffenbuttel BH, Owen PJ, Ward M, Green R. Wolffenbuttel BH, et al. BMJ. 2023 Nov 20;383:e071725. doi: 10.1136/bmj-2022-071725. BMJ. 2023. PMID: 37984968 Free PMC article. No abstract available.
Vitamin B12 deficiency.
Green R, Miller JW. Green R, et al. Vitam Horm. 2022;119:405-439. doi: 10.1016/bs.vh.2022.02.003. Epub 2022 Mar 11. Vitam Horm. 2022. PMID: 35337628
Macro-B12 masking B12 deficiency.
Wolffenbuttel BHR, Muller Kobold AC, Sobczyńska-Malefora A, Harrington DJ. Wolffenbuttel BHR, et al. BMJ Case Rep. 2022 Jan 13;15(1):e247660. doi: 10.1136/bcr-2021-247660. BMJ Case Rep. 2022. PMID: 35027389 Free PMC article.
1,324 results