TY - RPRT TI - Bone involution decrease in exercising middle-aged women. AU - E L Smith AU - P E Smith AU - C J Ensign AU - M M Shea PY - 1984 DO - 10.1007/bf02406146 UR - https://pubmed.ncbi.nlm.nih.gov/6430513/ ID - 6430513 ER -