Clinical and gastroscopic features of children with cyclic vomiting syndrome: an analysis of 63 cases
SONG Lin, LI Yu-Jia, WANG Jian, LI Ning-Ning, DU Yan-Yan, HE Lan, XU Xi-Wei
CJCP . 2022, (12): 1340 -1344 .  DOI: 10.7499/j.issn.1008-8830.2206007