STUDIES OF COPROPORPHYRIN. III. IDIOPATHIC COPROPORPHYRINURIA; A HITHERTO UNRECOGNIZED FORM CHARACTERIZED BY LACK OF SYMPTOMS IN SPITE OF THE EXCRETION OF LARGE AMOUNTS OF COPROPORPHYRIN

^{Department of Medicine, University of Minnesota Hospital, Minneapolis}

^{Metallurgical Laboratory of the University of Chicago [now the Argonne National Laboratory]}

Aided by grants from the John and Mary R. Markle Foundation, the Rockefeller Foundation, and the Medical Research Fund of the Graduate School, University of Minnesota.

Find articles by Watson, C. in: PubMed | Google Scholar

^{Department of Medicine, University of Minnesota Hospital, Minneapolis}

^{Metallurgical Laboratory of the University of Chicago [now the Argonne National Laboratory]}

Aided by grants from the John and Mary R. Markle Foundation, the Rockefeller Foundation, and the Medical Research Fund of the Graduate School, University of Minnesota.

Find articles by Schwartz, S. in: PubMed | Google Scholar

^{Department of Medicine, University of Minnesota Hospital, Minneapolis}

^{Metallurgical Laboratory of the University of Chicago [now the Argonne National Laboratory]}

Aided by grants from the John and Mary R. Markle Foundation, the Rockefeller Foundation, and the Medical Research Fund of the Graduate School, University of Minnesota.

Find articles by Schulze, W. in: PubMed | Google Scholar

^{Department of Medicine, University of Minnesota Hospital, Minneapolis}

^{Metallurgical Laboratory of the University of Chicago [now the Argonne National Laboratory]}

Aided by grants from the John and Mary R. Markle Foundation, the Rockefeller Foundation, and the Medical Research Fund of the Graduate School, University of Minnesota.

Find articles by Jacobson, L. in: PubMed | Google Scholar

^{Department of Medicine, University of Minnesota Hospital, Minneapolis}

^{Metallurgical Laboratory of the University of Chicago [now the Argonne National Laboratory]}

Aided by grants from the John and Mary R. Markle Foundation, the Rockefeller Foundation, and the Medical Research Fund of the Graduate School, University of Minnesota.

Find articles by Zagaria, R. in: PubMed | Google Scholar