Oskouee Aras, Ali, Babaei Aghdam, Fereydoun, 	Teimouri, Iraj (2025). A Meta-Analysis of the Researches Conducted on the Quality of Urban Life in Informal Settlements in Iran to Provide a Standard Questionnaire. **, 17(67), 163-190. 10.71487/ebtp.2025.2401-3282