TY  - BOOK
ED  - World Health Organization (WHO)
TI  -  The challenge of implementation : : district health systems for primary health care 
SN  - NA
U1  - 362.1 CHA 
PY  - 1988///
CY  -  [Geneva?]
PB  - World Health Organization
KW  - Community health services
KW  - Primary health care
KW  - Community health services trends
ER  -