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Contributor Information
D. J. Valtis, from the University Department of Medicine, The Royal Infirmary, Glasgow.
A. C. Kennedy, from the University Department of Medicine, The Royal Infirmary, Glasgow.
D. J. Valtis, from the University Department of Medicine, The Royal Infirmary, Glasgow.
A. C. Kennedy, from the University Department of Medicine, The Royal Infirmary, Glasgow.