S. First

Peri‐Infarction Block; Electrocardiographic Abnormality Occasionally Resembling Bundle Branch Block and Local Ventricular Block of Other Types

R. Bayley, S. First, D. R. Bedford, 1950, Circulation.

Electrocardiographic evaluation of Boeck's sarcoid and advanced pulmonary tuberculosis; special reference to interpretation of the multiple unipolar leads.

S. First, 1949, The American journal of medicine.

Electrocardiographic studies in rheumatic heart disease with reference to interpretation of multiple unipolar precordial leads.

R. Bayley, S. First, A. W. Stickle, 1947, American heart journal.

5.8 MILLION PEOPLE DIE EACH YEAR AS A RESULT OF INJURIES. THIS ACCOUNTS FOR 10% OF THE WORLD’S DEATHS, 32% MORE THAN THE NUMBER OF FATALITIES THAT RESULT FROM MALARIA, TUBERCULOSIS, AND HIV/AIDS COMBINED

S. First, Pilger ON Unsplash, S. Smeets, 2022 .