• 1841 - DODD - On the Signs of Pregnancy
• 1842 - STARK - On the Signs of Pregnancy
• 1843 - BECK - On the Signs of Pregnancy
• 1855 - KEILER - Spurious Pregnancy and Hysteria
• 1855 - RYAN - On Spurious Pregnancy
• 1859 - SIMPSON - Physical Dx of Spurious Pregnancy
• 1868 - COPEMAN - Difficulties in Diagnosis of Pregnancy
• 1874 - PAJOT - Erreurs dans le diagnostic de grossesse
• 1877 - MORGAN - Signs and Derangements of Pregnancy
• 1878 - ROHDE - Conception-Fever
• 1884 - FRY - Dx Pregnancy by Vaginal Temperature
• 1886 - CHADWICK - Bluish Coloration Vagina for Dx
• 1890 - MADDEN - On False Pregnancy
• 1891 - HAULTAIN - Spurious Pregnancy
• 1892 - JEWETT - Early Diagnosis of Pregnancy
• 1892 - SONTAG - Hegar's Sign of Pregnancy
• 1897 - GARDNER - Diagnosis of Early Pregnancy
• 1903 - CHAMPION - Maternal and Foetal Temperatures
• 1908 - McDONALD - Diagnosis of Early Pregnancy
• 1913 - HEANEY - Abderhalden's Test of Pregnancy
• 1915 - McDONALD - Jacquemin's Sign
• 1921 - MOENCH - The Two Hegar Signs of Pregnancy
• 1924 - PETERSON - X-Ray Dx of Early Pregnancy
• 1926 - FALLS - Vaginal Stethoscope for Early Dx
• 1929 - DOUGLASS - Early Diagnosis of Pregnancy

1774-MOREAU

1846-HOLLICK

1901-SCHAEFFER

1921-DeLEE