title: A Trimix saturation dive to 660 m. Studies of cognitive performance, mood and sleep quality.
mesh_terms: D000328:Adult; D001273:Atmosphere Exposure Chambers; D003072:Cognition Disorders / Q000209:etiology*; D004242:Diving; D004644:Emotions / Q000502:physiology*; D005740:Gases / Q000009:adverse effects*; D006371:Helium; D006801:Humans; D008297:Male; D009585:Nitrogen Dioxide; D010100:Oxygen / Q000502:physiology; D011312:Pressure / Q000009:adverse effects; D012893:Sleep Wake Disorders / Q000209:etiology*
chemical_list: D005740:Gases; D006371:Helium; D009585:Nitrogen Dioxide; D010100:Oxygen