TY - JOUR AU - Bjelle, Anders AU - Sundén, Göran DO - doi:10.1302/0301-620X.56B2.246 UR - https://doi.org/10.1302/0301-620X.56B2.246 TI - PYROPHOSPHATE ARTHROPATHY: A CLINICAL STUDY OF FIFTY CASES T2 - The Journal of Bone & Joint Surgery British Volume VL - 56-B IS - 2 PY - 1974 SP - 246 EP - 255 ER -