1.
Liu H, Ran Y, Dang L, Yang R, Sun S, Zhang M, Li K, Chen C, Dong Z, Yu S. RETRACTED: Clinical features and outcomes of new daily persistent headache in patients in China and comparison with medication overuse headache: a double-center retrospective study. PMJUA [Internet]. 2021 Apr. 29 [cited 2021 Sep. 25];6(1):10-2. Available from: https://painmedicine.org.ua/index.php/pnmdcn/article/view/246