Prediction of exacerbation frequency of AECOPD based on next-generation sequencing and its relationship with imbalance of lung and gut microbiota: a protocol of a prospective cohort study.
Li DengJiali YanHuachong XuChunzhen HuangYiwen LvQianxin WuYinji XuXiaoyin ChenPublished in: BMJ open (2021)
ClinicalTrials.gov Registry (ChiCTR2000032870).