JOHNSTONE, J M <br/><br/>
Sex ratio and the ABO blood group system.  [electronic resource] 

 -  British journal of preventive & social medicine  Jul 1954 
 - 124-7 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0007-1242 
<br/><br/><label>Standard No.: </label>10.1136/jech.8.3.124  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ABO Blood-Group System<br/>Blood Group Antigens<br/>Humans<br/>Sex Characteristics<br/>Sex Ratio