TY  - GEN
AU  - Krishna, K.V.S.G. Murali
AU  - Raju, P.V.Rama
TI  - Environmental Sanitation: Social and Preventive Medicine
U1  - 610/RAJ 
PY  - 1998///
CY  - KAKINADA (AP)
PB  - NIEE
N1  - EPIDEMIOLOGY AND COMMUNITY; FOOD AND HEALTH; NUTRITION AND HEALTH
ER  -