Wedi, E A case report of spontaneous opening of congenitally fused labia in a female common marmoset (Callithrix jacchus) followed by pregnancy and birth of twins. [electronic resource] - Journal of medical primatology Oct 2011 - 351-3 p. digital Publication Type: Case Reports; Journal Article ISSN: 1600-0684 Standard No.: 10.1111/j.1600-0684.2011.00477.x doi Subjects--Topical Terms: AnimalsCallithrix--abnormalitiesFemaleLitter SizeParturitionPregnancySexual Behavior, AnimalVulva--abnormalities