Dejman,M. , , Vameqhi,M. , , Dejman,F. , , Roshanfekr,P. , , Rafiey,H. , , Setareh Forouzan,A. , , Rezazadeh,M. , , Fazeli,P. , and Assari,S. . "Substance use Among Street Children in Tehran, Iran", International Journal of Travel Medicine and Global Health, 3, 1, 2015, 23-27. doi: 10.20286/ijtmgh-030123