Kelly, M P <br/><br/>
Human chorionic gonadotropin rise in normal and vanishing twin pregnancies.  [electronic resource] 

 -  Fertility and sterility  Aug 1991 
 - 221-4 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0015-0282 
<br/><br/><label>Standard No.: </label>10.1016/s0015-0282(16)54475-6  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chorionic Gonadotropin--blood<br/>Female<br/>Fetal Resorption--blood<br/>Humans<br/>Ovulation Induction--methods<br/>Pregnancy<br/>Pregnancy Trimester, First<br/>Pregnancy, Multiple--blood<br/>Prospective Studies<br/>Twins<br/>Ultrasonography, Prenatal