Visual perturbation training to reduce visual dependency in Parkinson’s disease: A randomized controlled trial - Remco J. Baggen; Anke Van Bladel; Maarten R. Prins; Jennifer Stappers; Joke Spildooren; Miet De Letter; Katie Bouche; Dirk Cambier; Leen Maes; Patrick Santens (PLoS ONE, 2026)