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LEARN DESIGN Retrospective chart review. METHODS Fifty-three patients with age-related vocal fold atrophy underwent solitary injections of bFGF within their vocal folds. Phonological results were assessed 3 and 6 months after injection by acoustic and aerodynamic dimensions. RESULTS Voice Handicap Index (VHI), maximum phonation time (MPT), jitter, shimmer, and pitch range enhanced after injection, and also the effects continued for 6 months. In those over 70 years, VHI and MPT show