JEANNERET, O <br/><br/>
Secular changes in rates of multiple births in the United States.  [electronic resource] 

 -  American journal of human genetics  Dec 1962 
 - 410-25 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0002-9297 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Female<br/>Humans<br/>Multiple Birth Offspring<br/>Pregnancy<br/>Pregnancy, Multiple<br/>United States<br/>Vital Statistics