Efficacy and hypnotic effects of melatonin in shift-work nurses: double-blind, placebo-controlled crossover trial

by Pouryaghoub Gholamreza, Aminian Omid, Sadeghniiat-Haghighi Khosro, Yazdi Zohreh
Published 2008-10-01

Traffic crash accidents in Tehran, Iran: Its relation with circadian rhythm of sleepiness

by Sadeghniiat-Haghighi Khosro, Yazdi Zohreh, Moradinia Mohsen, Aminian Omid, Esmaili Alireza
Published 2015-07-01