Funding
This study was funded by the National Major Science and Technology Projects of China (grant number: 2018ZX09733003) and Beijing Sunbio Biotech. Co., Ltd., a wholly-owned subsidiary of Wuhan Hiteck Biological Pharma Co., Ltd. The funder, National Major Science and Technology Projects of China, had no role in the design, analysis, or interpretation. The funder, Beijing Sunbio, in collaboration with the investigators, designed the trial and collected and interpreted the data.