Shang, Mei, Kathryn Lafond, Jeffrey McFarland, Suizan Zhou, John Klena, and Marc-Alain Widdowson. “Influenza-Associated Paediatric Respiratory Hospitalizations in China, 1996–2012: A Systematic Analysis”. Western Pacific Surveillance and Response 9, no. 5 (October 9, 2018). Accessed December 4, 2024. https://ojs.wpro.who.int/ojs/index.php/wpsar/article/view/593.