1. Hysteroscopy controlled currettage for endometrial polyps;Burnett;Obstet. Gynecol,1964
2. L'endoscopie uterine (hysteroscopie);David,1908
3. L'embryoscopie de contact;Dubuisson;Nouv. Presse, Med,1978
4. Hysteroscopy in diagnosis and treatment of uterine bleeding;Englund;Gynecologia,1957
5. Apreliminary report about transcervical embryoscopy;Gallinat;Endoscopy,1978