Chinese Medical Journal, Volume 133, Issue 21,2020, Pages 2630-2632, doi:10.1097/CM9.0000000000001120
Chinese Medical Journal, Volume 133, Issue 21,2020, Pages 2638-2640, doi:10.1097/CM9.0000000000001077
Chinese Medical Journal, Volume 133, Issue 21,2020, Pages 2635-2637, doi:10.1097/CM9.0000000000001111
Chinese Medical Journal, Volume 133, Issue 21,2020, Pages 2616-2618, doi:10.1097/CM9.0000000000001094
Chinese Medical Journal, Volume 133, Issue 21,2020, Pages 2613-2615, doi:10.1097/CM9.0000000000001140