TY - RPRT TI - When should bone density measurements be repeated? AU - Y F He AU - P D Ross AU - J W Davis AU - R S Epstein AU - J M Vogel AU - R D Wasnich PY - 1994 DO - 10.1007/bf00310399 UR - https://pubmed.ncbi.nlm.nih.gov/7820773/ ID - 7820773 ER -