Walker, E <br/><br/>
Travel prophylaxis. Figures in study were incorrect.  [electronic resource] 

 -  BMJ (Clinical research ed.)  Feb 1995 
 - 401-2 p.  digital 
<br/><br/> Publication Type: Comment; Letter 
<br/><br/><label>ISSN: </label>0959-8138 
<br/><br/><label>Standard No.: </label>10.1136/bmj.310.6976.401c  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hepatitis A--prevention & control<br/>Humans<br/>Travel<br/>Typhoid Fever--prevention & control