TY - JOUR T1 - Places to smoke going way of the dinosaurs? JF - Canadian Medical Association Journal JO - CMAJ SP - 1608 LP - 1608-b VL - 164 IS - 11 AU - Barbara Sibbald Y1 - 2001/05/29 UR - http://www.cmaj.ca/content/164/11/1608.3.abstract ER -