Efficacy of High and Low Level Laser Therapy in the Treatment of Bell’s Palsy: A Randomized Double Blind Placebo-Controlled Trial

Patients with Bell’s palsy. Three treatment groups; all groups received facial massage and facial expression exercises. HILT was Nd:YAG pulsed, total enegy 80 J, 10 J/cm2 LLLT with 830 nm 100 mW, 10 J/cm2, total dose 80 J.

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