Göran WettrellLund, Sweden William Harvey was an important figure in the early days of cardiovascular physiology. Based on meticulous observations, he published De Motu Cordis and Sanguinus in 1628 and has been proposed as the founder of physiology and cardiology.1 During the late seventeenth and early eighteenth centuries, physicians such as Raymond Vieussens (1641-1715), Giovanni-Maria…