Conceptualisation and Measurement of Quality of Life Based on Schalock and Verdugo’s Model: A Cross-Disciplinary Review of the Literature. - Van Hecke, Nele; Claes, Claudia; Vanderplasschen, Wouter; De Maeyer, Jessica; De Witte, Nico; Vandevelde, Stijn (Social Indicators Research, 2018)