Original Article: PDF OnlyAtypical Endometriosis Associated with Tubal PregnancyTWEEDDALE, DUANE N. M. D.; HOFFMAN, KATHRYN E. M.D. Author Information From the Department of Pathology, The Woman's Hospital, Cleveland, Ohio Obstetrics & Gynecology 13(1):p 114-117, January 1959. Buy © 1959 The American College of Obstetricians and Gynecologists