“…In recent years a niimber of observera have described demjelination aa a sequel to poisoning with CO (Stownrt, 1!»2(1: Orinker, UI25; Strecker, Taft and Willey, 1927;Meyer, 1928a;Putnam, McKenna and Morrison, 1931;naii and Ch'eng, 1938;Jacob, 1940;Eros, 1942). Such cases are not very common.…”