但與往年不同的是: 今年建議所有2-8歲健康孩子,如無並發症,首選噴鼻的減活疫苗,而非注射的滅活疫苗.
http://m.pediatrics.aappublications.org/content/early/2014/09/17/peds.2014-2413.full.pdf
http://m.pediatrics.aappublications.org/content/early/2014/09/17/peds.2014-2413.full.pdf