Nelson textbook of pediatrics / 
Robert M. Kleigman, Nathan J. Blum, Samir S. Shah, Joseph W. St Geme III, Robert C. Tasker, Karen M. Wilson; editor emeritus Richcard E. Behrman 
 - Twenty first edition 
 - Canada :  Elsevier,  2020. 
 - In two volumes ;   28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780323568906 Hb, Bp. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pediatrics.
<br/><br/><label>LC Class. No.: </label>RJ 45 N45 2020 v.1 COM