mahmood moosazadeh health sciences research center, school of health, mazandaran university of medical sciences, sari, iran seyed abdolhassan naghibi department of public health, health sciences research center, school of health, mazandaran university of medical sciences, sari, iran soghra khosravi student research committee, mazandaran university of medical sciences, sari, iran mahdi afshari department of community medicine, school of medicine, zabol university of medical sciences, zabol, iran roghaieh afsargharehbagh urmia university of medical sciences, urmia, iran

Ali Delpisheh, Ashraf Direkvand-Moghadam, Azadeh Direkvand-Moghadam, Nasim Mir-Moghadam, Parvaneh Karzani, Parvin Saraee, Zahra Safaripour,