Survey on the usage of lunch sheets among undergraduate students of Institute of Indigenous Medicine”, Rajagiriya” Fernando MCK, Madushani GTR, Kaushalya TR, Lakmani PHM, De Silva RHSK: Published on pg 214 Proceedings of International conference on Ayurveda, Unani, Siddha and Traditional Medicine ( 5^th ICAUST) “ Ayurveda: Inspiring Health & Happiness” Organized by the Institute of Indigenous Medicine, University of Colombo, Ragjagiriya on 27^th -29^th October 2017, Sri Lanka