seyyed mojtaba yassini ardekani department of psychiatry, yazd shahid sadoughi university of medical sciences, yazd, ir iran; department of psychiatry, yazd shahid sadoughi university of medical sciences, yazd, ir iran. tel: +98-3516292300, fax: +98-3516238080 sara yassini ardekani department of medicine, yazd shahid sadoughi university of medical sciences, yazd, ir iran

Melissa Haley Colette Raymond Cesilia Nishi Eric Bohm

Agustin Llopis-Gonzalez, Elias Ruiz Rojo, Emilio Monte-Boquet, Isabel Font-Noguera, Jose Martin-Moreno, Jose Poveda-Andres, Manuela Perez-Cebrian, Maria M. Morales Suarez-Varela, Nuria Rubio-López,

hajar shekarchizadeh 1. research center for caries prevention, community oral health department, school of dentistry, tehran university of medical sciences , tehran, iran ; 2. dept. of oral public health, university of helsinki , helsinki, finland. mohammad r khami 2. dept. of oral public health, university of helsinki , helsinki, finland ; 3. dental research center, community oral health department, school of dentistry, tehran university of medical sciences , tehran, iran. simin z mohebbi 1. research center for caries prevention, community oral health department, school of dentistry, tehran university of medical sciences , tehran, iran ; 2. dept. of oral public health, university of helsinki , helsinki, finland. hamed ekhtiari 4. translational neuroscience program, institute for cognitive science studies , iran ; 5. neurocognitive laboratory, iranian national center for addiction studies, tehran university of medical sciences , tehran, iran. jorma i virtanen 6. dept. of community dentistry, university of oulu , oulu, finland ; 7. dept. of public health, university of helsinki , helsinki, finland.

majid barati mohammad ahmadpanah alireza soltanian

mohammad arefi department of forensic medicine, tehran university of medical sciences, tehran, ir iran fakhroddin taghaddosinejad department of forensic medicine, tehran university of medical sciences, tehran, ir iran peyman salamaty sina trauma and surgery research center, tehran university of medical sciences, tehran , ir iran davood soroosh department of forensic medicine, mashhad university of medical sciences, mashhad, ir iran; mashhad university of medical sciences, mashhad, ir iran. tel: +98-9153196384 hami ashraf razavi hospital, mashhad, ir iran mohsen ebrahimi department of emergency medicine, mashhad university of medical sciences, mashhad, ir iran

seyedhamze hosseini psychiatry and behavioral sciences research center, addiction institute, department of psychiatry, school of medicine, mazandaran university of medical sciences, sari, iran forouzan elyasi psychiatry and behavioral sciences research center, addiction institute, department of psychiatry, school of medicine, mazandaran university of medical sciences, sari, iran