Blanchard, Ray <br/><br/>
A method yielding comparable estimates of the fraternal birth order and female fecundity effects in male homosexuality.  [electronic resource] 

 -  Proceedings. Biological sciences  03 2020 
 - 20192907 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1471-2954 
<br/><br/><label>Standard No.: </label>10.1098/rspb.2019.2907  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birth Order<br/>Family Characteristics<br/>Female<br/>Fertility<br/>Homosexuality, Male<br/>Humans<br/>Male<br/>Mothers<br/>Sexual Behavior<br/>Siblings