Ultrasound imaging of lumbar multifidus muscle: normal reference ranges for measurements and practical guidance on the technique
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This cross-sectional, prospective study aimed to produce normal reference data for measurements of the lumbar multifidus muscle. A total of 120 subjects, 68 females (aged 20-64 years) and 52 males (20-69 years) were studied. Bilateral transverse ultrasound ima... ...
