Gustafsson, Susanne, Helena Hörder, Isabelle Ottenvall Hammar, and Ingmar Skoog. 2018. “Face and Content Validity and Acceptability of the Swedish ICECAP-O Capability Measure: Cognitive Interviews With 70-Year-Old Persons”. Health Psychology Research 6 (1). https://doi.org/10.4081/hpr.2018.6496.