1. Yulin Hswen is with the Department of Social and Behavioral Sciences, Harvard T. H. Chan School of Public Health, Boston, MA. Yulin Hswen, John S. Brownstein, and Jared B. Hawkins are with the Informatics Program, Boston Children’s Hospital, Boston. John S. Brownstein and Jared B. Hawkins are also with the Department of Pediatrics and the Department of Biomedical Informatics, Harvard Medical School, Boston. Jeremiah Liu is with the Department of Biostatistics, Harvard T. H. Chan School of Public Health.