title: Epidemiology of poliomyelitis in Delhi, 1997.
authors.forename: T J
authors.initials: TJ
authors.lastname: John
mesh_terms: D006801:Humans; D017589:Immunization Programs / Q000458:organization & administration*; D007194:India / Q000453:epidemiology; D011051:Poliomyelitis / Q000453:epidemiology / Q000517:prevention & control*; D011159:Population Surveillance / Q000379:methods*