RT Journal Article SR Electronic T1 Prevalence of passive smoking in children and adolescents in Kahramanmaras, Turkey JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1143 OP 1145 VO 28 IS 7 A1 Celik, Mustafa A1 Ekerbicer, Hasan C. A1 Ergun, Ufuk G. A1 Guler, Ekrem A1 Kaya, Deniz YR 2007 UL http://smj.org.sa/content/28/7/1143.abstract AB