1- IOM (Institute of Medicine). Dietary reference intakes for calcium and vitamin D. National Academies Press, 2011.

2- Castro-Lionard K, Dargent-Molina P, Fermanian C, Gonthier R, Cassou B. Use of calcium supplements, vitamin D supplements and specific osteoporosis drugs among French women aged 75-85 years: patterns of use and associated factors. Drugs Aging 2013;30:1029-38.