title: Toxicology of hydrogen-containing diving environments. I. Antagonism of acute CO2 effects in the rat by elevated partial pressures of H2 gas.
mesh_terms: D000818:Animals; D002245:Carbon Dioxide / Q000037:antagonists & inhibitors*; D004242:Diving; D006371:Helium / Q000494:pharmacology; D006859:Hydrogen / Q000494:pharmacology*; D006931:Hyperbaric Oxygenation; D008297:Male; D010100:Oxygen / Q000494:pharmacology; D010313:Partial Pressure; D051381:Rats; D012119:Respiration / Q000187:drug effects*
chemical_list: D002245:Carbon Dioxide; D006371:Helium; D006859:Hydrogen; D010100:Oxygen