title: Some observations on the complications following the use of Graefenberg ring.
mesh_terms: D003270:Contraceptive Agents; D004194:Disease; D005260:Female; D006801:Humans; D011247:Pregnancy; D014591:Uterine Diseases; D014599:Uterus
chemical_list: D003270:Contraceptive Agents
keywords: CONTRACEPTIVES; PREGNANCY; UTERUS/diseases