Clinical studies on intrauterine rings
especially the present state of contraception in Japan and the experiences in the use of intrauterine rings
Autoren
Atsumi Ishihama
Comparison of the performances of TCu380A and TCu380S IUDs up to five years.
Autoren
L. Bahamondes, I. Monteiro, C. Petta, Juan Antonio Vanrell Diaz
Seiten
8
Comparison of three intrauterine contraceptive devices: the Antigon-F, the Ypsilon-Y, and the Cooper-T 200
Autoren
Niels H. Lauersen, Lars L. Cederqvist, Susan Donovan, Fritz Fuchs
Seiten
11
Conception control calendar
Patent 4.350.878
Autoren
Karl H. Schwarz, Ingrid Schwarz
Seiten
8