Perinatal factors affecting human development :  proceedings of the special session held during the eighth meeting of the PAHO Advisory Committee on Medical Research, 10 June 1969. 

 - Washington :  Pan American Sanitary Bureau,  1969. 
 - Pan American Health Organization. Scientific publication no. 185 .
 - Publicaciones cientificas (Washington, D.C.) ;  no. 185. .
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label> 3.50 
<br/><br/><label>LCCN: </label>74022871 //r872 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Prenatal influences -- Congresses.--Prenatal influences -- Congresses.
<br/><br/><label>LC Class. No.: </label>RA10  / .P252 no. 185 
<br/><br/><label>Dewey Class. No.: </label>612.64