Implementing Virtual Worlds for Systematic Training of prehospital CPR in Medical School. - Johan Creutzfeldt; Leif R. Hedman; C. Medin; C. J. Wallin; Arnold Hendrick; Patricia Youngblood; Wm. LeRoy Heinrichs; Li Felländer-Tsai (MMVR, 2007)

Virtual Worlds for Teaching the New CPR to High School Students. - Patricia Youngblood; Leif R. Hedman; Johan Creutzfeldt; Li Felländer-Tsai; Karl Stengård; Kim Hansen; Parvati Dev; Sakti Srivastava; Laura Kusumoto; Arnold Hendrick; Wm. LeRoy Heinrichs (MMVR, 2007)

Effects of Repeated CPR Training in Virtual Worlds on Medical Students' Performance. - Johan Creutzfeldt; Leif R. Hedman; C. Medin; C. J. Wallin; Li Felländer-Tsai (MMVR, 2008)

Retention of Knowledge after Repeated Virtual World CPR Training in High School Students. - Johan Creutzfeldt; Leif R. Hedman; C. Medin; Karl Stengård; Li Felländer-Tsai (MMVR, 2009)

Using Virtual World Training to Increase Situation Awareness during Cardiopulmonary Resuscitation. - Johan Creutzfeldt; Leif R. Hedman; Li Felländer-Tsai (MMVR, 2014)