Martin Flack
Martin William Flack was a British physiologist who co-discovered the sinoatrial node with Sir Arthur Keith in 1907.
Flack later became demonstrator of physiology at the London Hospital and later a lecturer. He served on the Medical Research Council and became the director of medical research for the Royal Air Force. He was appointed a Commander of the Order of the British Empire in the 1919 New Year Honours.Selected publications
*
