The Respiratory and Critical Care Medicine Department at Sanya Central Hospital (The Third People's Hospital of Hainan Province) was established in 2009 as the first specialized respiratory department in the southern region of Hainan Province. It is one of the first tertiary hospitals in China to meet the standardized construction requirements for PCCM specialists. The department serves as a national GCP drug trial base, a national standardized residency training center, a postgraduate training base for Hainan Me…