TY  - BOOK
AU  - Pringle, Mia Lilly (Kellmer)
AU  - Butler, Neville R
ED  - London University. Institute of Childs Health
TI  - 11,000 seven-year olds
U1  - 155.4 PRI 
PY  - 1966///
CY  - London
PB  - Longmans
KW  - Child psychology
KW  - Health surveys
KW  - England
N1  - Submitted to the Central Advisory Council For Education (England). S ponsored by the Institute  of Health, University of London [and others]; Includes bibliographical references
ER  -