Burton AE, Dean SE, Demeyin (Nuabor) W, Reeves J. Questionnaire measures of self-directed ageing stereotype in older adults: a systematic review of measurement properties. Eur J Ageing. 2020 Jul 12. doi: 10.1007/s10433-020-00574-7
Goyal RK, Williams DH, Sansgiry SS, Essien J. Awareness and perceived usefulness of the website designed to facilitate informed health insurance purchase decisions. TPHJ. 2010 Jul;62(3):8-11.