Periodontitis relates to benign prostatic hyperplasia via the gut microbiota and fecal metabolome oleh Xing-Pei Guo, Xing-Pei Guo, Jun Yang, Lan Wu, Lan Wu, Cheng Fang, Jia-Min Gu, Jia-Min Gu, Fei Li, Fei Li, Han-Song Liu, Lu-Yao Li, Lu-Yao Li, Shuang-Ying Wang