The Neonatology Department of Sanya Central Hospital (The Third People's Hospital of Hainan Province, formerly Hainan Nongken Sanya Hospital) is the largest critical care and premature infant treatment base in the southern region of Hainan Province. It serves as the Hainan Provincial Critical Neonatal Care Center, a Hainan Provincial Level I Clinical Key Specialty, a National Pediatric Clinical Training Base, and a Clinical Drug GCP Base. The department consistently undertakes the transfer and treatment of critic…