00581nam a22001217a 4500020002400000082001300024100006000037245006300097260003800160300003500198500002000233650020600253  a9789350901878 (pbk)  a613bGUP  aRoy, Rabindra NathaIndranil SahaaMc GuptaaBK Mahajan  aMahajan & Gupta textbook of preventive and social medicine  aNew DelhibJaypee Brothers c2013  axvii, 703 p.b: ill.c; 28 cm.  aIncludes index.  aMedicineaSocial medicineaPreventive health servicesvGeneral epidemiologyvPhysical environmentvAirvWatervHousingvBiological environmentvSocial environmentvHealth and lawvFoodvNutritionvIIMC