William Ewart
William Ewart (1848 - 1929) was an English physician. Ewart signs of pericardial effusion (1896) and his twelve signs of pericardial effusion
Tag Emil Pins
Emil Pins
Emil Elias Pins (1847 - 1913) was an Austrian physician. Pins sign (1889) of pericarditis and pericardial effusion similar to Ewart sign