Global access to surgical care: a modelling study oleh Blake C Alkire, MD, Dr. Nakul P Raykar, MD, Mark G Shrime, MD, Thomas G Weiser, MD, Prof. Stephen W Bickler, MD, John A Rose, MD, Cameron T Nutt, BA, Sarah L M Greenberg, MD, Meera Kotagal, MD, Johanna N Riesel, MD, Micaela Esquivel, MD, Tarsicio Uribe-Leitz, MD, George Molina, MD, Prof. Nobhojit Roy, MD, John G Meara, MD, Prof. Paul E Farmer, MD