SPEECH DURING RESPIRATION OF A MIXTURE OF HELIUM AND OXYGEN.
D019069:Cell Respiration; D004242:Diving; D006371:Helium; D006801:Humans; D010100:Oxygen; D012119:Respiration; D013060:Speech
D006371:Helium; D010100:Oxygen
DIVING; HELIUM; OXYGEN; RESPIRATION; SPEECH