PT - JOURNAL ARTICLE AU - Jaime Rivas Lopez AU - Khamphithoune Somsamouth AU - Boualoy Mounivong AU - Ryan Sinclair AU - Pramil N Singh TI - Carbon monoxide levels in water pipe smokers in rural Laos PDR AID - 10.1136/tobaccocontrol-2012-050431 DP - 2012 Sep 01 TA - Tobacco Control PG - 517--518 VI - 21 IP - 5 4099 - http://tobaccocontrol.bmj.com/content/21/5/517.short 4100 - http://tobaccocontrol.bmj.com/content/21/5/517.full SO - Tob Control2012 Sep 01; 21