*Department of Pediatrics, Zuoying Armed Forces General Hospital, Kaohsiung, Taiwan;

†Department of Medical Education and Research, Kaohsiung Veterans General Hospital, Kaohsiung, Taiwan;

‡Department of Pediatrics, Kaohsiung Veterans General Hospital, Kaohsiung, Taiwan;

§Department of Health-Business Administration, Fooyin University, Kaohsiung, Taiwan;

‖School of Medicine, College of Medicine, National Sun Yat-Sen University, Kaohsiung, Taiwan.

Correspondence: Wen-Hsien Lu, MD, PhD, Department of Pediatrics, Kaohsiung Veterans General Hospital, No. 386, Dazhong 1st Rd, Zuoying District, Kaohsiung City 813414, Taiwan (e-mail: [email protected]).

Supported by funding from Zuoying Armed Forces General Hospital (KAFGH-ZY_A_111014, and KAFGH-ZY-A-112006) to T.H. Liu.

The authors report no conflicts of interest.

Supplemental digital content is available for this article. Direct URL citations appear in the printed text and are provided in the HTML and PDF versions of this article on the journal's Web site (www.jcvp.org).

T.-H. Liu and W.-H. Lu conceived and designed the analysis; T.-J. Kuo and J.-C. Lee collected the data and performed the analysis; R.J.-L. Hsieh wrote the paper; H.-H. Chen and W.-H. Lu revised the paper.

All animal research protocols were approved by the Research Animal Facility Committee of Kaohsiung Veterans General Hospital.

T.-H. Liu and R. J.-L. Hsieh have contributed equally to this work and share first authorship.