1. U.S. Department of Health and Human Services, Public Health Service, Office of the Surgeon General. Bone health and osteoporosis: a report of the Surgeon General 2004 [Internet]. Rockville (MD): U.S. Department of Health and Human Services, Public Health Service, Office of the Surgeon General; 2004 Oct 14 [cited 2009 Aug 17]. Available from: http://www.surgeongeneral.gov/library/bonehealth/index.html .
2. Sambrook P, Cooper C (2006) Osteoporosis. Lancet 367(9527):2010–2018, Erratum in: Lancet. 2006 Jul 1;368(9529):28
3. Melton LJ 3rd, Cooper C (2001) Magnitude and impact of osteoporosis and fractures. In: Marcus R, Feldman D, Kelsey J (eds) osteoporosis, vol 1, 2nd edn. Academic, San Diego, pp 557–67
4. Kessler RC, Birnbaum H, Bromet E, Hwang I, Sampson N, Shahly V (2009) Age differences in major depression: results from the National Comorbidity Survey Replication (NCS-R). Psychol Med 17:1–13 [Epub ahead of print]
5. Wu Q, Magnus JH, Liu J, Bencaz AF, Hentz JG (2009) Depression and low bone mineral density: a meta-analysis of epidemiologic studies. Osteoporos Int 20(8):1309–1320, Epub 2009 Apr 3