List of Articles نوجوانان 12 تا 17 سال Open Access Article Abstract Page Full-Text 1 - Effectiveness of Training positive thinking skills on self-esteem and life expectancy of orphan and irresponsible teenagers 12 to 17 years old Sajad Eskandaripilehroud Banoudokht NajafianPour Atefeh Nezhad mohammad nameqi 10.30486/jsrp.2019.665257