List of Articles همهگیریشناسی Open Access Article Abstract Page Full-Text 1 - The Meta-Analysis of Epidemiological Studies of Attention Deficit/Hyperactivity Disorder Haidar Ali Hooman Kamran Ganji Open Access Article Abstract Page Full-Text 2 - Rracrastination in collegw students Mojtaba Tamadoni Open Access Article Abstract Page Full-Text 3 - Prevalence of Mathematics Learning Disorder in Elementary schools Ahmad Alipoor Farhad Shaghaghi Ali Ahmadi Azghandi Aazam Noferesti Ali Hosseinai