Amitabh Bhattacharya Exploring the impact of central cholinergic dysfunction on cognitive functioning in patients of Parkinson's disease with and without REM sleep behaviour disorder - Bangalore : Dept. of Neurology, 2023 - xv, 216 p. : 28 cm. Subjects--Topical Terms: Sleep behaviour disorderParkinson's diseaseCholinergic dysfunction Cognitive profile of patients Dewey Class. No.: A5.2 / AMI 2023