RIZAL, Siti Nuradriana Syafira Mohd et al. The Illusion of Lumbar Multifidus Muscle Size: Gross vs. Contractile Differences at L4 in Young Adult Women with Non-Specific Chronic Low Back Pain. Al-Rafidain Journal of Medical Sciences ( ISSN 2789-3219 ), [S. l.], v. 11, n. 2, p. 172–177, 2026. Disponível em: https://www.ajms.iq/index.php/ALRAFIDAIN/article/view/3268. Acesso em: 23 oct. 2026.