PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Calcium supplements are widely used in the United States and other developed nations, most commonly to reduce the risk of fracture in women with low bone mineral density.1???3 However, concern has been expressed that calcium supplementation may increase the risk of atherosclerotic vascular disease.4,5 The data are conflicting, and most of the earlier trials had osteoporotic fractures, not cardiova
http://www.w3.org/ns/prov#wasQuotedFrom
  • aafp.org