Baum, J [John Snow (1813-1858): experimental studies on rebreathing of anesthetic gases in exhaled air]. [electronic resource] - Anasthesiologie, Intensivmedizin, Notfallmedizin, Schmerztherapie : AINS Feb 1995 - 37-41 p. digital Publication Type: Biography; Historical Article; Journal Article; Portrait ISSN: 0939-2661 Standard No.: 10.1055/s-2007-996444 doi Subjects--Topical Terms: Anesthesia, Closed-Circuit--historyAnesthetics, Inhalation--historyAnimalsHistory, 19th CenturyHumansUnited States