Keller, E <br/><br/>
Human pituitary gonadotropin index. I. Standardized LRH test criteria for evaluation of functional amenorrhea.  [electronic resource] 

 -  The Journal of clinical endocrinology and metabolism  Jun 1975 
 - 959-69 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article 
<br/><br/><label>ISSN: </label>0021-972X 
<br/><br/><label>Standard No.: </label>10.1210/jcem-40-6-959  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Amenorrhea--metabolism<br/>Estradiol--blood<br/>Female<br/>Follicle Stimulating Hormone--blood<br/>Gonadotropin-Releasing Hormone<br/>Humans<br/>Luteinizing Hormone--blood<br/>Menstruation<br/>Time Factors