Barnett, B <br/><br/>
NFP offers user-control, but requires discipline. Contraceptive update.  [electronic resource] 

 -  Network (Research Triangle Park, N.C.)  1996 
 - 17-20 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0270-3637 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Abortion, Spontaneous<br/>Behavior<br/>Biology<br/>Clinical Laboratory Techniques<br/>Contraception<br/>Diagnosis<br/>Disease<br/>Education<br/>Family Planning Services<br/>Menstruation<br/>Motivation<br/>Ovulation Detection<br/>Physiology<br/>Pregnancy Complications<br/>Psychology<br/>Reproduction<br/>Sex Education<br/>Sexual Abstinence