The World Book health & medical annual. 
 Health and medical annual 

 - Chicago, Ill. :  World Book,  c1991 
 - 400 p:  ill. (some col.) ;  26 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public health--Popular works--Periodicals.<br/>Medicine, Popular--Periodicals.<br/>Health--Periodicals.<br/>Health--periodicals.<br/>Medicine--popular works--periodicals.
<br/><br/><label>LC Class. No.: </label>RA431  / .W65 1991