title: But do we have other options?
authors.forename: Vipin M
authors.initials: VM
authors.lastname: Vashishtha
mesh_terms: D006801:Humans; D017589:Immunization Programs / Q000458:organization & administration; D007194:India; D011051:Poliomyelitis / Q000517:prevention & control*; D011055:Poliovirus Vaccine, Oral / Q000008:administration & dosage*
chemical_list: D011055:Poliovirus Vaccine, Oral