Quantitative Muscle Ultrasound Data Extraction Protocol for the SwallowDM1 study

Supplementary Material S3: Quantitative Muscle Ultrasound Data Extraction Protocol for the SwallowDM1 StudyA standardised protocol detailing the methods and procedures for extracting quantitative data from muscle ultrasound images collected in the SwallowDM1 study, ensuring consistent and reproducible analysis across all participants.