@article{MaritzTennantFellinghaueretal.2019, author = {R. Maritz and A. Tennant and C. Fellinghauer and G. Stucki and Birgit Prodinger}, title = {The Extended Barthel Index (EBI) can Be Reported as a Unidimensional Interval-Scaled Metric - A Psychometric Study}, journal = {Physikalische Medizin, Rehabilitationsmedizin, Kurortmedizin}, volume = {29}, number = {04}, pages = {224 -- 232}, url = {https://doi.org/10.1055/a-0820-4642}, year = {2019}, }