Sections Health & Medicine World & Society Human Body Culture Partager Is Federer's racket part of his body? Émission Corpus 04 June 2013 Sebastian Dieguez Sciences et de médecine, UNIFR Légende Is the racket considered an external object, or an extension of the arm? #SPORT 605 Interventions #HEALTH 3522 Interventions #TENNIS 8 Interventions