Phenomena of respiration: historical overview to the twentieth century.
D000818:Animals; D001775:Blood Circulation; D002245:Carbon Dioxide / Q000266:history; D049669:History, 16th Century; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049690:History, Ancient; D049691:History, Medieval; D006801:Humans; D010100:Oxygen / Q000266:history; D012119:Respiration
D002245:Carbon Dioxide; D010100:Oxygen