- Correspondence to Professor Wei Wei, Beijing Key Laboratory of Functional Gastrointestinal Disorders Diagnosis and Treatment of Traditional Chinese Medicine, Wangjing Hospital, China Academy of Chinese Medical Sciences, No. 6 Wangjing Zhonghuan Road, Chaoyang District, Beijing 100102, China;
- Accepted 13 May 2017
- Published in print 1 October 2017.
- Published online 6 October 2017.
- Published first 8 July 2017.
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