Sulphonal
Chamber's Twientieth Century Dictionary · 1908 · p. 136
sul′fō-nal, n. a chemical compound used as a hypnotic and anæsthetic, and derived in part from pota ium sulpho-hydrate.
Bu kavram başka kaynaklarda da geçiyor
The American Illustrated Medical Dictionary (1913)
The Nurse's Dictionary of Medical Terms and Nursing Treatment (1909)
The Student's Medical Dictionary (1896)
An Illustrated Encyclopedic Medical Dictionary (1894)
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