title: Polio immunization before travel to endemic countries.
authors: S C
authors: SC
authors: Arya
mesh_terms: D006801:Humans; D007115:Immunization Schedule; D011051:Poliomyelitis / Q000453:epidemiology* / Q000517:prevention & control*; D023321:Poliovirus Vaccines; D014195:Travel
chemical_list: D023321:Poliovirus Vaccines