There is no way that the heart-lung machine could have been devised and developed other than through studies on living creatures
Stic.man
Haskell Wexler
David Irving
Ato Essandoh
Jamey Johnson
Carl Perkins
Aaron Allston
Michael Rother
Gilberto Gil
Janio Quadros
Petra Haden
Waldemar Kaempffert