TY - RPRT TI - Osteoporosis screening--radiogrammetry revisited. AU - A A Kalla AU - O L Meyers AU - N D Parkyn AU - T J Kotze PY - 1989 DO - 10.1093/rheumatology/28.6.511 UR - https://pubmed.ncbi.nlm.nih.gov/2686801/ ID - 2686801 ER -