TY - JOUR AU - Mayer, Leo DO - doi:10.1302/0301-620X.32B4.461 UR - https://doi.org/10.1302/0301-620X.32B4.461 TI - ORTHOPAEDIC SURGERY IN THE UNITED STATES OF AMERICA T2 - The Journal of Bone & Joint Surgery British Volume VL - 32-B IS - 4 PY - 1950 SP - 461 EP - 569 ER -