Norplant, levonorgestrel implants a summary of scientific data.

Sonraí bibleagrafaíochta
Údar corparáideach:	The Population Council
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	New York The Population Council 1990
Ábhair:	Contraceptive drug implants. Norgestrel.