HELFAND,ARTHUR E. <br/><br/>
PUBLIC HEALTH AND PEDIATRIC MEDICINE 

 - 1ST 
 - LONDON  WILLIAMS & WILKINS  1987 
 - 255 
<br/><br/><label>ISBN: </label>683039520 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMMUNITY MEDICINE
<br/><br/><label>Dewey Class. No.: </label>683.1