RT Journal Article SR Electronic T1 Tobacco use among Spanish physicians and medical students JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP 272 OP 272 DO 10.1136/tc.2005.014910 VO 15 IS 3 A1 E Moreuo San-Pedro A1 J G Roales-Nieto A1 J L Blanco-Coronado YR 2006 UL http://tobaccocontrol.bmj.com/content/15/3/272.1.abstract AB