Title
Electrocardiograms derived from eleven fetuses through the medium of direct leads ... / James D. Heard ... [et al.]
Description
Electrocardiograms derived from eleven fetuses through the medium of direct leads ... / James D. Heard ... [et al.]
Note
Reprinted from: The american heart journal, v. 11, n. 1, P. 41, January, 1926.
Comments