“Park’s Text Book Of Preventive And Social Medicine” Is A Must Read Book For The Students Of MBBS 2nd Prof. The Whole Book Has Been Thoroughly Updated. Of Particular Significance Is Extensively Revised Chapter Of “Epidemiology Of Communicable Diseases”. It Now Contains The Treatment Guidelines Released By WHO (2016) For HIV/AIDS. The New Treatment And Case Management Guidelines By Govt. Of India (2016) For Tuberculosis, Which Contains New Diagnostic Algorithm For Adult And Pediatric Pulmonary Tuberculosis, With Introduction Of Daily Fixed Dose Regimens, Introduction Of New Antitubercular Drug – Bedaquiline And End TB Strategy. The New Treatment Guidelines (2015) For Kala-azar, And Dengue Syndrome, Introduction Of IPV And SWITCH From TOPV To BOPV In Poliomyelitis And Addition Of Zika Virus Disease.