A First Methodological Development and Validation of ReTap: An Open-Source UPDRS Finger Tapping Assessment Tool Based on Accelerometer-Data. - Jeroen G. V. Habets; Rachel K. Spooner; Varvara Mathiopoulou; Lucia K. Feldmann; Johannes L. Busch; Jan Roediger; Bahne H. Bahners; Alfons Schnitzler; Esther Florin; Andrea A. Kühn (Sensors, 2023)