ESC Handbook of Preventive CardiologyCatriona Jennings, Ian Graham, Stephan Gielen · First published 2016Open the Tome
ESC Textbook of Preventive CardiologyStephan Gielen, Guy De Backer, Massimo Piepoli, David Wood · First published 2015Open the Tome
Grondbeginselen ener opvoedkundeJosephus Johannes Gielen, Stephan Strasser · First published 1966Open the Tome
