Breland, N S <br/><br/>
A test of a primary bias in twin studies with respect to measured ability.  [electronic resource] 

 -  Behavior genetics  Jun 1974 
 - 101-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0001-8244 
<br/><br/><label>Standard No.: </label>10.1007/BF01065751  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aptitude Tests<br/>Female<br/>Fertilization<br/>Functional Laterality<br/>Genetics<br/>Humans<br/>Ovum<br/>Pregnancy<br/>Twins