Gerald M. Penn

Thymic changes in histiocytosis.

K. Mancer, G. Penn, W. Newton, 1982, American journal of clinical pathology.

Persistent falsely positive rapid tests for infectious mononucleosis. Report of five cases with four--six-year follow-up data.

W. Henle, G. Henle, P. Ward, 1979, American journal of clinical pathology.