Practical electrocardiography /
Mariott, Henry J.L.
Practical electrocardiography / Henry J.L. Mariott. - 5-th ed. - Baltimore : The Williams & Wilkins, 1972. - 340 p.
Practical electrocardiography / Henry J.L. Mariott. - 5-th ed. - Baltimore : The Williams & Wilkins, 1972. - 340 p.