Patellofemoral Osteoarthritis does not affect Tolerability of Traditional Therapeutic Exercise in Individuals with Tibiofemoral Osteoarthritis. (April 2017) - Pietrosimone, B.; Luc-Harkey, B.; Nissman, D.; Harkey, M.; Davis, H.; Blackburn, T.; Padua, D.; Malay, B.; Olmos, P.; Laffan, M.; Spang, J.