Radvany, R M <br/><br/>
The human sex ratio: increase in first-born males to parents with shared HLA-DR antigens.  [electronic resource] 

 -  Tissue antigens  Jan 1987 
 - 34-42 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0001-2815 
<br/><br/><label>Standard No.: </label>10.1111/j.1399-0039.1987.tb01547.x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birth Order<br/>Female<br/>HLA-D Antigens--genetics<br/>HLA-DR Antigens--genetics<br/>Humans<br/>Male<br/>Sex Ratio