Injectable hormonal contraceptives :  technical and safety aspects. 

 - Geneva, Switzerland :  World Health Organization,  1982. 
 - WHO offset publication ;  no. 65 .
<br/><br/>References: p. 39-44. 
<br/><br/><label>ISBN: </label>9241700653 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Contraceptive Agents, Female