title: Beyond the Routine Influenza Surveillance.
authors.affiliation: Department of Infectious Diseases, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea. sangho@amc.seoul.kr.
authors.forename: Sang Ho
authors.identifier: http://orcid.org/0000-0002-4972-4531
authors.initials: SH
authors.lastname: Choi