Applying Rasch analysis to evaluate measurement equivalence of different administration formats of the Activity Limitation scale of the Cambridge Pulmonary Hypertension Outcome Review (CAMPHOR)
Crossref DOI link: https://doi.org/10.1186/s12955-016-0462-2
Published Online: 2016-04-09
Published Print: 2016-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Twiss, J.
McKenna, S. P.
Graham, J.
Swetz, K.
Sloan, J.
Gomberg-Maitland, M.