Affiliation: | (1) Department of Surgery, University of California San Francisco, 513 Parnassus Ave, S321, San Francisco, CA 94118, USA;(2) Department of Accident and Emergency, Mulago Hospital and Makerere University, Kampala, Uganda;(3) Department of Medicine, Brigham and Women’s Hospital, 75 Francis Street, Boston, MA 02115, USA;(4) School of Medicine, Office of Medical Education, University of California San Francisco, San Francisco, CA, USA;(5) Department of Anaesthesia, Mulago Hospital and Makerere University, Kampala, Uganda;(6) Department of Emergency Medicine, University of California San Francisco, 505 Parnassus Avenue, Room M-24, San Francisco, CA 94143-0203, USA;(7) Department of Surgery, San Francisco General Hospital, Ward 3-A, 1001 Potrero Avenue, San Francisco, CA 94110, USA;(8) Division of Pediatric Surgery, Hospital for Sick Children, University of Toronto, 555 University Avenue, Toronto, ON, M5G 1X8, Canada |