Janerich, D T <br/><br/>
Sex ratio and season of birth.  [electronic resource] 

 -  Lancet (London, England)  Apr 1971 
 - 865 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0140-6736 
<br/><br/><label>Standard No.: </label>10.1016/s0140-6736(71)91542-x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Female<br/>Humans<br/>Infant, Newborn<br/>Male<br/>Pregnancy<br/>Seasons<br/>Sex Ratio