Current situation of overlap between FD and IBS based on Rome Ⅳ criteria 

LV Mi, ZHANG Kunli, SHI Zhongfei, ZHENG Yijun, LIU Ping, YIN Xiaolan, WANG Fengyun.
The Journal of Practical Medicine . 2021, (9): 1213 -1216 .  DOI: 10.3969/j.issn.1006⁃5725.2021.09.024