1. AAP (2016) American Academy of Pediatrics. AAP backs new ACIP recommendation on influenza vaccine. Available from:
https://www.aappublications.org/news/2016/06/22/InfluenzaVaccine062216
. Accessed on 5 Oct 2016
2. Bednarska K, Hallmann- Szelińska E, Kondratiuk K, Rabczenko D, Brydak LB (2016) Novelties in influenza surveillance in Poland. Probl Hig Epidemiol 97(2):101–105
3. Brydak LB (2008) Influenza, pandemic flu, myth or real threat? Rythm Warsaw:1–492 (in Polish)
4. Brydak LB (2012) Influenza–an age old problem. Hygeia Public Health 47:1–7 (in Polish)
5. CDC (2016) Centers for Disease Control and Prevention.
Vaccine Recommendations of the ACIP
. Available from:
https://www.cdc.gov/
. Accessed on 5 Oct 2016