Moderators Franck Accadbled France Ignacio Sanpera Spain Andreas Roposch 16 April OP-089 Estimating skeletal maturity using knee radiographs during pre-adolescence using the epiphyseal: metaphyseal ratio April, 16 | 11:10 - 11:15 Raymond Liu OP-090 Bone morphogenic protein-2 increases mechanical strength of bone regenerate in distraction osteogenesis April, 16 | 11:15 - 11:20 Cenk Ermutlu OP-091 Evaluation of impaired skeletal development in skeletal immature mice by anti rheumatic agents April, 16 | 11:20 - 11:25 Marjolein Caron OP-092 Serum-derived exosomes of congenital pseudarthrosis of tibia in children suppresses bone formation and increases bone resorption via alteration of exosomal bone-related proteins April, 16 | 11:25 - 11:30 Ge Yang OP-093 Magnetic resonance quantification of meniscus vascularity in pediatric versus adult knees April, 16 | 11:30 - 11:35 Kenneth Lin OP-094 The possible role of tissue hypoxia - Newly detected pathway in the contracted tissue of the relapsed clubfoot April, 16 | 11:35 - 11:40 Tomas Novotny