An Emergency Surgery in Severe Case Infected by COVID-19 With Perforated Duodenal Bulb Ulcer

In December 2019, the outbreak of coronavirus disease 2019 (COVID-19) originated in Wuhan, Hubei Province, spread rapidly to all around the word.1–5 The outbreak of COVID-19 is getting worse outside China and escalating into a global health emergence.6 Hospitals are the most dangerous area due to a high risk of getting infected. It is of great significance to strengthen the infection control and protection of medical staffs in hospitals.7,8...