Lyritis, George, Zeta Papadopoulou, Panayotis Nikiforidis, Menelaos Batrinos, and Dionysios Varonos. 1975. “Effect of Cortisone and an Anabolic Steroid Upon Plasma Hydroxyproline During Fracture Healing in Rabbits”. Acta Orthopaedica 46 (1):25-30. https://doi.org/10.3109/17453677508989188.