TY - JOUR T1 - Impact of Bacillus Calmette-Gu茅rin (BCG) vaccination on postoperative mortality in patients with perioperative SARS-CoV-2 infection JO - BJS Open UR - http://dx.doi.org/10.1093/bjsopen/zrab131 PY - 2022/01/08 AU - ED - DO - DOI: 10.1093/bjsopen/zrab131 PB - Oxford 海角社区 Press (OUP) VL - 5 IS - 6 Y2 - 2025/07/17 ER -