prep manual for undergraduates Bhalwar, Rajvir creator text New Delhi Elsevier 2016 monographic ix, 623 p. : ill., (col.) ; 24.2 cm. Include index. Community health services Epidemiology Biostatistics Nutrition Acute diarrhoeal diseases Tuberculosis Entomology RIPS 362.12 BHA 9788131252055 (pbk)