Phatak, L VBhatia, M1968-05-012009-05-291968-05-012009-05-291968-05-01Phatak LV, Bhatia M. On thread disappearance of the Lippes loop after insertion. Indian Journal of Medical Sciences. 1968 May; 22(5): 291-4http://imsear.searo.who.int/handle/123456789/67654engFemaleHumansIntrauterine Devices --adverse effectsRadiographyOn thread disappearance of the Lippes loop after insertion.Journal Article