TY  - BOOK
ED  - US. Health, Education and Welfare Dept.
TI  - Attitudes towards co-operation in a health examination survey
U1  - 000SC:614(73) 
PY  - 1961///
CY  - Washington
PB  - Govt Printing Office
KW  - Health interview
KW  - Medical records
KW  - Survey
N1  - Health Statistics ; no.6
ER  -