| Literature DB >> 14073717 |
Abstract
Keywords: ADOLESCENCE; CHILD; EPIDEMIOLOGY; INDIA; INFANT; INFANT, NEWBORN; POLIOMYELITIS; POLIOVIRUS VACCINE, ORAL; STATISTICS
Mesh:
Substances:
Year: 1963 PMID: 14073717
Source DB: PubMed Journal: J Postgrad Med ISSN: 0022-3859 Impact factor: 1.476