European Archives of Oto-Rhino-Laryngology : Official Journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : Affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery|October 12, 2012
Cardiovascular Journal of South Africa : Official Journal for Southern Africa Cardiac Society [And] South African Society of Cardiac Practitioners|October 8, 2005
European Archives of Oto-Rhino-Laryngology : Official Journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : Affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery|October 12, 2012
Cardiovascular Journal of South Africa : Official Journal for Southern Africa Cardiac Society [And] South African Society of Cardiac Practitioners|October 8, 2005