Collagen and platelet rich-plasma in Partial Thickness Rotator Cuff Injuries. Friends or Only Indifferent Neighbours? Randomized Controlled Trial Godek et al. BMC Musculoskeletal Disorders (2022) Dec

Randomized controlled clinical study on 90 patients, with MD-SHOULDER collagen and PRP alone or in combination for partial rotator cuff injuries. Demonstrated the same efficacy between type I porcine collagen and PRP. Tendon regeneration was assessed with radiographic examinations. Pain reduction was evaluated using the NRS scale, QuickDash EQ-VAS