American Journal of Obstetrics and Gynecology
![](/Images/godic/202412/20/AJOG_Cover3535.gif")
The American Journal of Obstetrics and Gynecology (AJOG) is a peer reviewed journal of obstetrics and gynecology. It is popularly called the "Gray Journal". Since 1920, AJOG has continued the American Journal of Obstetrics and Diseases of Women and Children, which began publishing in 1868. AJOG has been Medline-indexed since 1965.