Effects of a positive thinking program on hope and sleep quality in Iranian patients with thalassemia: a randomized clinical trial.
Somayeh MakaremniaMarieh Dehghan ManshadiZahra KhademianPublished in: BMC psychology (2021)
IRCT2017010431774N1. URL of the trial registry record: https://en.irct.ir/trial/24923 . Registration Date: 07/03/2017.