Prof. Dr. Cemalettin Ertekin Prof. Dr. Korhan Tavilošlu Ulusal Travma ve Acil Cerrahi Derneši Obezite Cerrahisi Procto.com Yoursurgery.com Laparoskopi.com Surgerychannel.com Türk-Medline Medscape Journal of Trauma Pubmed Johns Hopkinks
