Karunathilake, I.M, Olupeliyawa A.M., Gooneratne, I.K., Siriwardena, C., Munasinghe S.R., Liyanapatabendi, D. & Thilakeratne, M.S.B. (2008) Assessing Medical Conditions which are a Risk to Driving among Commercial Vehicle Drivers, 40th APACPH Annual conference, Kuala Lumpur, Malaysia