Travers, D., Lich, K. H., Lippmann, S. J., Weinberger, M., Yeatts, K. B., Liao, W., & Waller, A. (2014). Defining Emergency Department Asthma Visits for Public Health Surveillance, North Carolina, 2008–2009. Centers for Disease Control and Prevention.

Travers, Debbie, Kristen Hassmiller Lich, Steven J. Lippmann, Morris Weinberger, Karin B. Yeatts, Winston Liao, and Anna Waller. Defining Emergency Department Asthma Visits for Public Health Surveillance, North Carolina, 2008–2009. Centers for Disease Control and Prevention, 2014.

Travers, Debbie, et al. Defining Emergency Department Asthma Visits for Public Health Surveillance, North Carolina, 2008–2009. Centers for Disease Control and Prevention, 2014.