RT Journal Article SR Electronic T1 Factors contributing to adolescent obesity JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 737 OP 749 VO 30 IS 6 A1 Manal I. Al-Kloub A1 Erika S. Froelicher YR 2009 UL http://smj.org.sa/content/30/6/737.abstract