Author contributions
Doyeon Kim: helped with study concept development, study design, data collection, data analysis and interpretation, writing and drafting the article, and revising the manuscript.-Changjin Lee: helped with data analysis, and interpretation.-HanWool Bae: helped with data analysis, and interpretation.-Jeayoun Kim: helped with data analysis, and interpretation.-Eun Jung Oh: helped with data collection and analysis.-Ji Seon Jeong: helped with study concept development, study design, data collection, data analysis and interpretation, drafting the article, and revising the manuscript, in addition to leading the research group and supervising the work. All authors read and approved the final manuscript.