Norplant contraceptive subdermal implants : Managerial and technical guidelines 

 - Geneva:  World Health Organization,  1990 
 - vi, 134 p.:  ill. ;  24 cm. 
 - WHO/MCH/89.17 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Contraceptive Devices, Hormonal