Nasal flu vaccine still recommended for children in Canada. Data from US differs in part because of better study design

Health Headlines Commentary for October 23, 2017

Source:

Flu shot or nasal spray? Conflicting studies lead to confusion

Reference:

Canadian study finds nasal spray flu vaccine as effective as shot

Live Attenuated Versus Inactivated Influenza Vaccine in Hutterite Children: A Cluster Randomized Blinded Trial