THE ISOLATION OF POLIOMYELITIS VIRUS FROM HUMAN EXTRA-NEURAL SOURCES. III. PERSISTENCE OF VIRUS IN STOOLS AFTER ACUTE INFECTION

^{Section of Preventive Medicine, Yale University School of Medicine, New Haven}

Aided by a Grant from the National Foundation for Infantile Paralysis, Inc.

A preliminary report of part of this work has appeared in the J. A. M. A. (1).

Find articles by Horstmann, D. in: JCI | PubMed | Google Scholar

^{Section of Preventive Medicine, Yale University School of Medicine, New Haven}

Aided by a Grant from the National Foundation for Infantile Paralysis, Inc.

A preliminary report of part of this work has appeared in the J. A. M. A. (1).

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

^{Section of Preventive Medicine, Yale University School of Medicine, New Haven}

Aided by a Grant from the National Foundation for Infantile Paralysis, Inc.

A preliminary report of part of this work has appeared in the J. A. M. A. (1).

Find articles by Melnick, J. in: JCI | PubMed | Google Scholar