STUDIES OF GASTRIC PEPSIN. II. SECRETION OF PEPSIN IN CASES OF DUODENAL ULCER AND PSEUDO-ULCER

^{Section on Chemistry and the Division of Medicine, The Mayo Clinic, Rochester, Minn.}

Fellow, Josiah Macy, Jr., Foundation, on duty at The Mayo Foundation, Rochester, Minnesota.

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^{Section on Chemistry and the Division of Medicine, The Mayo Clinic, Rochester, Minn.}

Fellow, Josiah Macy, Jr., Foundation, on duty at The Mayo Foundation, Rochester, Minnesota.

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^{Section on Chemistry and the Division of Medicine, The Mayo Clinic, Rochester, Minn.}

Fellow, Josiah Macy, Jr., Foundation, on duty at The Mayo Foundation, Rochester, Minnesota.

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^{Section on Chemistry and the Division of Medicine, The Mayo Clinic, Rochester, Minn.}

Fellow, Josiah Macy, Jr., Foundation, on duty at The Mayo Foundation, Rochester, Minnesota.

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