Houben-Wilke, S., Janssen, D. J. A., Franssen, F. M. E., Vanfleteren, L. E. G. W., Wouters, E. F. M., & Spruit, M. A. (2018). Contribution of individual COPD assessment test (CAT) items to CAT total score and effects of pulmonary rehabilitation on CAT scores. Health Qual Life Outcomes.

Houben-Wilke, Sarah, Daisy J. A. Janssen, Frits M. E. Franssen, Lowie E. G. W. Vanfleteren, Emiel F. M. Wouters, e Martijn A. Spruit. "Contribution of Individual COPD Assessment Test (CAT) Items to CAT Total Score and Effects of Pulmonary Rehabilitation On CAT Scores." Health Qual Life Outcomes 2018.

Houben-Wilke, Sarah, et al. "Contribution of Individual COPD Assessment Test (CAT) Items to CAT Total Score and Effects of Pulmonary Rehabilitation On CAT Scores." Health Qual Life Outcomes 2018.