PREOB osteoblastic cell implantation in early-stage non-traumatic osteonecrosis of the femoral head

Phase 3, randomised, double-blind trial in osteonecrosis of the hip and osteonecrosis comparing Core decompression + PREOB implantation with Core decompression + placebo implantation (2 arms). Primary endpoint: Primary efficacy endpoints. Started Jun 2011; status: terminated.