1. American Dietetic Association (2005) Position paper of the American Dietetic Association: nutrition across the spectrum of aging. J Am Diet Assoc 105(4):613–633
2. Angus J, Evans S, Lapum J et al (2005) “Sneaky disease”: the body and health knowledge for people at risk for coronary heart disease in ontario, Canada. Soc Sci Med 60(9):2117–2128
3. Callen B (2004) Understanding nutritional health in older adults. J Gerontol Nurs 30(1):36–43
4. Creswell JW (2007) Qualitative inquiry & research design: choosing among five approaches, 2nd edn. Sage, Thousand Oaks
5. Donini LM, Savina C, Rosano A, Cannella C (2007) Systematic review of nutritional status evaluation and screening tools in the elderly. J Nutr Health Aging 11(5):421–432