National health, nutrition and social services survey :
National health, nutrition and social services survey : interviewer's manual /
- Manila : Department of Health 1981.
- iv, 165 pages : 28 cm
NHNSSS form no. 5
Health Surveys
Nutrition Surveys
QU 146.LP5 .N38 1981
NHNSSS form no. 5
Health Surveys
Nutrition Surveys
QU 146.LP5 .N38 1981