Robson, J M <br/><br/>
PREGNANCY DIAGNOSIS IN THEORY AND PRACTICE.  [electronic resource] 

 -  British medical journal  Jun 1934 
 - 1063-5 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0007-1447 
<br/><br/><label>Standard No.: </label>10.1136/bmj.1.3832.1063  doi