INTUBATION STUDIES OF THE HUMAN SMALL INTESTINE. XXII. AN IMPROVED TECHNIC FOR THE STUDY OF ABSORPTION; ITS APPLICATION TO ASCORBIC ACID

^{Gastro-Intestinal Section (Kinsey-Thomas Foundation) of the Medical Clinic, Hospital of the University of Pennsylvania, Philadelphia}

Sponsored by the Smith, Kline and French Laboratories, Inc.

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^{Gastro-Intestinal Section (Kinsey-Thomas Foundation) of the Medical Clinic, Hospital of the University of Pennsylvania, Philadelphia}

Sponsored by the Smith, Kline and French Laboratories, Inc.

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