Scientific Reports 7: Article number: 46130; published online: 11 April 2017; updated: 26 May 2017.

In this Article, an affiliation for Chi-Neu Tsai was omitted. The correct affiliations for Chi-Neu Tsai are listed below:

Division of Pediatric Gastroenterology, Chang Gung Children’s Hospital, Chang Gung University College of Medicine, Taoyuan, Taiwan.

Graduate Institute of Clinical Medical Sciences, Chang Gung University College of Medicine, Taoyuan, Taiwan.