Mortality trends and differentials in South Africa from 1997 to 2012: second National Burden of Disease Study oleh Dr. Victoria Pillay-van Wyk, PhD, William Msemburi, MPhil, Ria Laubscher, BCom, Prof. Rob E Dorrington, MPhil, Pam Groenewald, MBCHB, Tracy Glass, BCom Hons, Beatrice Nojilana, MPH, Jané D Joubert, PhD, Richard Matzopoulos, PhD, Megan Prinsloo, MPH, Nadine Nannan, MSc, Nomonde Gwebushe, BSc Hons, Theo Vos, PhD, Nontuthuzelo Somdyala, MDS, Nomfuneko Sithole, MPH, Ian Neethling, MSc, Edward Nicol, PhD, Anastasia Rossouw, FC (Neurol) SA, Debbie Bradshaw, DPhil