Patient Health Questionnaire (PHQ-9 & PHQ-2) How to Access The PHQ-9 (PDF, 41KB) is in the public domain and no permission is required for use. Reminiscence Functions Scale (RFS) The Reminiscence Functions Scale (RFS) is a 43-item questionnaire that takes 15 to 25 minutes to complete. The RFS assesses the frequency with which adults, 18 years and older, engage in the act of recollecting past experiences or events. Respondents answer questions on a 6-point Likert-type scale, and responses are scored in eight different categories. Webster, J.D. (1993). Construction and validation of the Reminiscence Functions Scale. Journal of Gerontology, 48(5), P256-P262. http://dx.doi.org/10.1093/geronj/48.5.P256 Robitaille, A., Cappeliez, P., Coulombe, D., & Webster, J.D. (2010). Factorial structure and psychometric properties of the reminiscence functions scale. Aging & Mental Health, 14(2), 184-192. https://doi.org/10.1080/13607860903167820 More Information Construction and Validation