1945 4
1867 2
1868 2
1912 2
1946 2
1947 2
1,2-Dimethylhydrazine 1
1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine 1
1-Phosphatidylinositol 4-Kinase 1
1100 1
1284 1
1350 1
1449 1
1498 1
1534 1
1616 1
17-alpa-Hydroxyprogesterone 1
1761 1
1762 or 3 1
1776 1
1822 1
1857 1
1860 1
1882 1
1891-1895 1
1918 1
1931 1
1935 1
1940 1
1949 1
1950 1
1952 1
1954 1
1970 1
1975 1
1976 1
1993 1
1993-2001 1