Park K. <br/><br/>
Parks Textbook of Preventive and Social Medicine /  Textual Documents 

 - 26th ed. 
 -  M/s Banaridas Bhanot Publishers  2021 
 - 1032. 
<br/><br/><label>ISBN: </label>9789382219163   
<br/><br/><label>Subjects--Index Terms: </label>Incidence & prevention of disease 
<br/><br/><label>Dewey Class. No.: </label>614  / PAR