AUTHOR=De La Plaza San Frutos Marta , Sanz-Esteban Ismael , Salniccia Federico , Bermejo-Franco Alberto , García-Corona Ameyalli , Palma-Baquedano María Cristina , Castel-Sánchez Marina , Estrada-Barranco Cecilia TITLE=Correlations among fatigue, respiratory function, balance and core muscle morphology in multiple sclerosis: a comprehensive observational study JOURNAL=Frontiers in Neurology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2024.1529057 DOI=10.3389/fneur.2024.1529057 ISSN=1664-2295