Some problems of human diving.
D002245:Carbon Dioxide / Q000097:blood; D003080:Cold Temperature; D003665:Decompression Sickness; D004242:Diving; D006371:Helium; D006801:Humans; D006874:Hydrostatic Pressure; D006956:Hyperopia; D000860:Hypoxia; D007222:Inert Gas Narcosis; D008168:Lung; D009584:Nitrogen / Q000097:blood; D010100:Oxygen; D011312:Pressure; D014432:Tympanic Membrane
D002245:Carbon Dioxide; D006371:Helium; D009584:Nitrogen; D010100:Oxygen