TY - BOOK AU - Hetzel, B. S. TI - Basic Health Care in Developing Countries: An Epidemiological Perspective SN - 0192612239 U1 - 362.1091724 20th PY - 1978/// CY - Oxford PB - Oxford University KW - Public Health- Epidemiology KW - Community Health Programs KW - Basic and Preventive Health Care ER -