International travel and health: Vaccination requirements and health advice 

 - Geneva  World Health Organization  1995 
 - 104p. 
<br/><br/> Book 
<br/><br/><br/>Eng. 
<br/><br/><label>ISBN: </label>9241580208 
<br/><br/><label>National Library of Medicine Call No.: </label>WA 110