1. World Health Organization. International Classification of Impairments, Disabilities and Handicaps. Geneva, Switzerland: World Health Organization; 1980.
2. Guidance for industry. Patient-reported outcome measures: use in medical product development to support labeling claims. Draft guidance, 2006.
3. Slade GD, ed. Measuring Oral Health and Quality of Life. Chapel Hill: University of North Carolina-Dental Ecology; 1997.
4. Wilson IB, Cleary PD. Linking clinical variables with health-related quality of life. A conceptual model of patient outcomes. JAMA. 1995;273(1):59-65. [PMID: 7996652]
5. Petričević N, Čelebić A, Baučić Božić M, Rener-Sitar K. Oralno zdravlje i kvaliteta života: temelj suvremenog pristupa. MEDIX. 2008;75/76:197-201.