Contraceptive vaginal rings
Card's contents:ABSTRACTS OF UPPSALA DISSERTATIONS FROM THE FACULTY OF MEDICINE 417 604,816 AHREN TOM Contraceptive vaginal rings. Clinical studies with special reference to gestagenic effects on Serum Lipoproteins. Uppsala 1982 8° s. 37, il. Acta Universitatis Upsaliensis Abstracts of Uppsala Dissertations grom the Faculty of Medicine 417