UNDERLOADING, NOT OVERLOADING, OF THE PATELLOFEMORAL JOINT INCREASES THE RISK OF EARLY OSTEOARTHRITIS AFTER ANTERIOR CRUCIATE LIGAMENT RECONSTRUCTION. (April 2022) - Culvenor, A.; Schache, A.; Sritharan, P.; Patterson, B.; Perraton, L.; Bryant, A.; Guermazi, A.; Morris, H.; Whitehead, T.; Crossley, K.