Litt, I F <br/><br/>
Age limits of pediatrics, American Academy of Pediatrics, Council on Child Health, Pediatrics, 1972;49:463.  [electronic resource] 

 -  Pediatrics  Jul 1998 
 - 249-50 p.  digital 
<br/><br/> Publication Type: Historical Article; Journal Article 
<br/><br/><label>ISSN: </label>0031-4005 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Age Factors<br/>Child<br/>History, 20th Century<br/>Humans<br/>Pediatrics--history