Some bio-social factors for drop out of children undergoing oral polio vaccination.
D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D010352:Patient Dropouts; D011051:Poliomyelitis / Q000517:prevention & control*; D011055:Poliovirus Vaccine, Oral; D011247:Pregnancy; D012959:Socioeconomic Factors
D011055:Poliovirus Vaccine, Oral