Ultrasound measurement of femoral cartilage thickness in the knee of healthy young university students G.A. Herrera H; P.J. Llinás; L. Flórez; C. Blanco Montes; D. Vernaza Obando; A. Díaz Solorzano; D. Loaiza; C. Guillen Astete;

Unestable knee osteochondritis dissecans: Arthroscopic fixation with bio-absorbable device J.M. Bogallo; M. Godino Izquierdo; J. Dalla-Rosa; L. Ramos González; M. Arjona Diaz; E. Guerado;

Treatment of big osteochondral defects in the lateral femoral condyle in young patients with autologous graft and collagen mesh J. Villalba; J.M. Peñalver; J. Sánchez;