Outcomes of Medial Patellofemoral Ligament Reconstruction With Concomitant Tibial Tubercle Osteotomy for Failed Surgery for Patellar Instability Versus Primary Medial Patellofemoral Ligament Reconstruction With Concomitant Tibial Tubercle Osteotomy. - Dennis ER; Marmor WA; Pahapill NK; Propp BE; Gruber S; Nguyen JT; Shubin Stein BE (The American journal of sports medicine, 2026)