Chinese Medical Journal, Volume 134, Issue 9,2021, Pages 1129-1131, doi:10.1097/CM9.0000000000001261
Chinese Medical Journal, Volume 134, Issue 9,2021, Pages 1101-1103, doi:10.1097/CM9.0000000000001380
Chinese Medical Journal, Volume 134, Issue 9,2021, Pages 1058-1060, doi:10.1097/CM9.0000000000001390
Chinese Medical Journal, Volume 134, Issue 9,2021, Pages 1113-1115, doi:10.1097/CM9.0000000000001374
Chinese Medical Journal, Volume 134, Issue 9,2021, Pages 1093-1100, doi:10.1097/CM9.0000000000001519