parsa yousefichaijan amirkabir hospital, department of pediatric nephrology, school of medicine, arak university of medical sciences, arak, iran. farshad jafari amirkabir hospital, department of pediatric, school of medicine, arak university of medical sciences, arak, iran. manijeh kahbazi amirkabir hospital, department of pediatric, school of medicine, arak university of medical sciences, arak, iran. mohammad rafiei school of medicine, arak university of medical sciences, arak, iran. abdol ghader pakniyat student research committee, emergency medicine department, arak university of medical sciences, arak, iran.

Abdol Ghader Pakniyat, Farshad Jafari, Manijeh Kahbazi, Mohammad Rafiei, Parsa Yousefichaijan,