Rossouw, Theresa M.; Richter, Karin Louise; Martin, Desmond J.; Avenant, Theunis Johannes; Spencer, David(Health and Medical Publishing Group, 2011-04)
Grobbelaar, Antoinette A.; Weyer, Jacqueline; Leman, Patricia A.; Kemp, Alan; Paweska, Janusz Tadeusz; Swanepoel, Robert(Coordinating Center for Infectious Diseases, Centers for Disease Control and Prevention, 2011-12)
Lameris, Roeland; Du Plessis, Johannie; Nieuwoudt, Martin J.; Scheepers, Albrecht; Van der Merwe, Schalk Willem(American Society for Gastrointestinal Endoscopy, 2011-02)