R LANGENDORF

AFTEREFFECTS OF PAIRED CARDIAC EXCITATION IN CLINICAL ELECTROCARDIOGRAMS.

A PICK, R LANGENDORF, R. Langendorf, 1965, Bulletin of the New York Academy of Medicine.

Concealed A-V conduction; the effect of blocked impulses on the formation and conduction of subsequent impulses.

R LANGENDORF, R. Langendorf, 1948, American heart journal.