Overview Effects of Stoss Therapy of Vitamin D3 on Peri-operative Outcomes in Patients Receiving General Surgery Status: Withdrawn Trial end date: 2022-04-30 Target enrollment: Participant gender: Summary To investigate whether preoperative supplement with high-dose vitamin D3 can reduce the perioperative risk and enhance recovery Phase: N/A Details Lead Sponsor: National Taiwan University HospitalTreatments: CholecalciferolErgocalciferolsVitamin DVitamins