World Health Organization  <br/><br/>
Vaccination certificate requirements and health advice for international travel.  situation as on Jan 1987. 

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 - Geneva  W H O  1987 
 - 81 p.  24 cm. 
 -   .
<br/><br/>  
<br/><br/>  Vaccination, Travel, W H O 
<br/><br/><label>ISBN: </label>92 4 158012 7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>W H O<br/>Travel<br/>Vaccination
<br/><br/><label>Dewey Class. No.: </label>WA100  / WHO