Travel prophylaxis.
Behrens
R H
RH
Roberts
J A
JA
D003362:Cost-Benefit Analysis; D006506:Hepatitis A / Q000517:prevention & control*; D022362:Hepatitis A Vaccines; D017957:Hepatitis A Virus, Human / Q000276:immunology; D006801:Humans; D014195:Travel; D014611:Vaccination / Q000191:economics; D014761:Viral Hepatitis Vaccines / Q000191:economics
D022362:Hepatitis A Vaccines; D014761:Viral Hepatitis Vaccines