EXTENT OF INFECTION WITH POLIOMYELITIS VIRUS IN HOUSEHOLD ASSOCIATES OF CLINICAL CASES AS DETERMINED SEROLOGICALLY AND BY VIRUS ISOLATION USING TISSUE CULTURE METHODS12

Abstract
PRAVIN N. BHATT, MARGARET BROOKS, JOHN P. FOX; EXTENT OF INFECTION WITH POLIOMYELITIS VIRUS IN HOUSEHOLD ASSOCIATES OF CLINICAL CASES AS DETERMINED SEROLOGICAL