TY - RPRT TI - Bone Loss in Space: Shuttle/MIR Experience and Bed Rest Countermeasure Program AU - Shackelford, L. C. AU - LeBlanc, A. AU - Feiveson, A. AU - Oganov, V. PY - 1999 UR - https://ntrs.nasa.gov/citations/20000020536 ID - 20000020536 ER -