TY - BOOK AU - Agarwal Alok Kumar AU - Sharma Daya Gu. AU - University of Delhi. Faculty of Medical Sciences. Department of Paediatrics ED - University of Delhi. Faculty of Medical Sciences. Department of Paediatrics TI - Comparative study of antibody response to three doses of standard and double dose of trivalent oral polio vaccine in early infancy PY - 1989/// CY - Delhi PB - University of Delhi India KW - CHILDREN - DISEASES ER -