Efficacy of cognitive behavioral therapy for anxiety and depression in Parkinson's disease patients: an updated systematic review and meta-analysis. - Alnajjar, Asmaa Zakria; Abouelmagd, Moaz Elsayed; Krayim, Abdulrahman; AbdelMeseh, Maickel; Bushara, Nagham; Nabil, Yehia (Neurological Sciences, 2024)