TY - JOUR AU - Lourie, H TI - Spontaneous osteoporotic fracture of the sacrum. An unrecognized syndrome of the elderly JO - JAMA VL - 248 PY - 1982 DO - 10.1001/jama.1982.03330060055034 L3 - PubMed-ID: 7097924 SP - 715 EP - 717 ER -