Protocol for psychometric evaluation of the Amyotrophic Lateral Sclerosis - Bulbar Dysfunction Index (ALS-BDI): a prospective longitudinal study.
BMJ Open. 2022 Mar 8;12(3):e060102. doi: 10.1136/bmjopen-2021-060102.
BMJ Open. 2022.
PMID: 35260465
Free PMC article.