4-[beta]-aminoethylglyoxaline ([beta]-iminazolylethylamine) and the other active principles of ergot / by G. Barger and H.H. Dale.
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4-[beta]-aminoethylglyoxaline ([beta]-iminazolylethylamine) and the other active principles of ergot / by G. Barger and H.H. Dale. Credit: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.. Attribution 4.0 International (CC BY 4.0)