Columbia subject headings:
Foster, M. (Michael), Sir, 1836-1907.
Heart beat--History.
Physiologists--England--Biography.
Physiology--England--History.
Harvard subject headings:
Foster, M.
Foster, M. (Michael), Sir, 1836-1907.
Heart beat--History.
Physiologists--England--Biography.
Physiology--England--History.
University of Cambridge
Princeton subject headings:
Foster, M. (Michael), Sir, 1836-1907.
Heart beat--History.
Physiologists--England--Biography.
Physiology--England--History.