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PURPOSE The purpose of this prospective study was to evaluate the safety and effectiveness of recombinant human morphogenetic protein-2 (rhBMP-2) on an absorbable collagen sponge (ACS) compared with(More)
The development of synovial membrane-like structures has been described previously only in association with breast implants, the bone-cement interface of hip prostheses, tendon implants, testicular(More)