BERNSTEIN, M E <br/><br/>
Studies in the human sex ratio. II. The proportion of unisexual sibships.  [electronic resource] 

 -  Human biology  Feb 1952 
 - 33-43 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0018-7143 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humans<br/>Sex Characteristics<br/>Sex Ratio