title: Frequency spectrum analysis of speech changes during open sea habitat and hyperbaric chamber dives.
mesh_terms: D000222:Adaptation, Physiological; D001273:Atmosphere Exposure Chambers; D004242:Diving; D006371:Helium; D006801:Humans; D006931:Hyperbaric Oxygenation; D013057:Spectrum Analysis; D013060:Speech; D013997:Time Factors
chemical_list: D006371:Helium