Author Contributions:Study concept and design: Robinson, Lio, Hernandez, Wickless, and McGaghie. Acquisition of data: Robinson, Lio, Kim, and Lee. Analysis and interpretation of data: Robinson, Kim, and Chang. Drafting of the manuscript: Robinson, Hernandez, and Kim. Critical revision of the manuscript for important intellectual content: Lio, Lee, Wickless, McGaghie, and Chang. Statistical analysis: Lee and Chang. Obtained funding: Lio. Administrative, technical, and material support: Robinson, Lio, Hernandez, Kim, Wickless, and McGaghie. Study supervision: Robinson.