1 Department of Graduate School, Heilongjiang University of Chinese Medicine, Harbin, 150040, China; Department of Respiratory Medicine, The First Affiliated Hospital, Heilongjiang University of Chinese Medicine, Harbin, 150040, China.
2 Department of Graduate School, Heilongjiang University of Chinese Medicine, Harbin, 150040, China; Department of Gastroenterology, Heilongjiang Academy of Traditional Chinese Medicine, Harbin, 150006, China. Electronic address: [email protected].
3 Department of Respiratory Medicine, The First Affiliated Hospital, Heilongjiang University of Chinese Medicine, Harbin, 150040, China. Electronic address: [email protected].
4 Department of Graduate School, Heilongjiang University of Chinese Medicine, Harbin, 150040, China; Department of Respiratory Medicine, The First Affiliated Hospital, Heilongjiang University of Chinese Medicine, Harbin, 150040, China. Electronic address: [email protected].