Klaus, H <br/><br/>
Fertility awareness / natural family planning for adolescents and their families: report of multisite pilot project.  [electronic resource] 

 -  International journal of adolescent medicine and health  1987 
 - 101-19 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0334-0139 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Age Factors<br/>Attitude<br/>Behavior<br/>Biology<br/>Cervix Mucus<br/>Cervix Uteri<br/>Contraception<br/>Demography<br/>Economics<br/>Evaluation Studies as Topic<br/>Family Planning Services<br/>Genitalia<br/>Genitalia, Female<br/>Health Planning<br/>Organization and Administration<br/>Ovulation Detection<br/>Patient Acceptance of Health Care<br/>Physiology<br/>Population<br/>Population Characteristics<br/>Program Evaluation<br/>Psychology<br/>Research<br/>Research Design<br/>Sexual Behavior<br/>Socioeconomic Factors<br/>Urogenital System<br/>Uterus