Prakash TGSL, Kumara SGP, Niwarthana HPG, Abeynayake T, Abeykoon P, Pallewaththa PWK. COMBATING SECOND HAND SMOKING WITH COMMUNITY PARTICIPATING ‘SMOKE FREE ZONES’: SRI LANKA EXPERIENCES. lijhls [Internet]. 2018 Nov. 16 [cited 2024 Dec. 4];4(3):72-85. Available from: https://grdspublishing.org/index.php/life/article/view/1549