Bellet, Samuel, 1899- Essentials of cardiac arrhythmias : diagnosis and management / Samuel Bellet. - Philadelphia : Saunders, 1972. - xii, 458 p. : ill. Subjects--Topical Terms: Arrhythmia --diagnosis------Arrhythmia --therapy------ National Library of Medicine Call No.: WG 330 / B416e 1972