1. CDC. Weekly US influenza surveillance report. https://www.cdc.gov/flu/weekly/index.htm . Published June 8, 2018. Accessed August 22, 2018.
2. CDC. Estimated influenza illnesses, medical visits, hospitalizations, and deaths averted by vaccination in the United States. Published April 19, 2017. https://www.cdc.gov/flu/about/disease/2015-16.htm . Accessed Setptember 18, 2018.
3. CDC. Seasonal influenza vaccine effectiveness, 2005-2018. https://www.cdc.gov/flu/professionals/vaccination/effectiveness-studies.htm . Published February 15, 2018. Accessed August 22, 2018.
4. Sah P, Medlock J, Fitzpatrick MC, et al. Optimizing the impact of low-efficacy influenza vaccines. Proc Natl Acad Sci . 2018:201802479.
5. Flannery B, Reynolds SB, Blanton L, et al. Influenza vaccine effectiveness against pediatric deaths: 2010-2014. Pediatrics . 2017;139: e20164244.
6. Kim DK, Riley LE, Hunter P. Advisory Committee on Immunization Practices recommended immunization schedule for adults aged 19 years or older—United States, 2018. MMWR Morb Mortal Wkly Rep . 2018;67:158–160.
7. Robinson CL, Romero JR, Kempe A, et al. Advisory Committee on Immunization Practices recommended immunization schedule for children and adolescents aged 18 years or younger—United States, 2018. MMWR Morb Mortal Wkly Rep . 2018;67:156–157.
8. Grohskopf LA, Sokolow LZ, Broder KR, et al. Prevention and control of seasonal influenza with vaccines: recommendations of the Advisory Committee on Immunization Practices—United States, 2017-18 influenza season. MMWR Recomm Rep . 2017;66:1-20.
9. CDC. Influenza vaccines—United States, 2017–18 influenza season. https://www.cdc.gov/flu/protect/vaccine/vaccines.htm . Published May 16, 2018. Accessed August 22, 2018.
10. Grohskopf LA, Sokolow LZ, Fry AM, et al. Update: ACIP recommendations for the use of quadrivalent live attenuated influenza vaccine (LAIV4)—United States, 2018-19 influenza season. MMWR Morb Mortal Wkly Rep . 2018;67:643–645.
11. Jenco M. AAP: Give children IIV flu shot; use LAIV as last resort. AAP News . May 21, 2018. http://www.aappublications.org/news/2018/05/21/fluvaccine051818 . Accessed August 22, 2018.
12. Glinka ER, Smith DM, Johns ST. Timing matters—influenza vaccination to HIV-infected patients. HIV Med . 2016;17:601-604.
13. Castilla J, Martínez-Baz I, Martínez-Artola V, et al. Decline in influenza vaccine effectiveness with time after vaccination, Navarre, Spain, season 2011/12. Euro Surveill . 2013;18:20388.
14. CDC. Influenza antiviral medications: summary for clinicians. https://www.cdc.gov/flu/professionals/antivirals/summary-clinicians.htm . Published May 11, 2018. Accessed August 22, 2018.
15. CDC. Pneumococcal vaccination summary: who and when to vaccinate. https://www.cdc.gov/vaccines/vpd/pneumo/hcp/who-when-to-vaccinate.html . Published February 28, 2018. Accessed August 22, 2018.
16. Jefferson T, Del Mar CB, Dooley L, et al. Physical interventions to interrupt or reduce the spread of respiratory viruses. Cochrane Database Syst Rev . 2011;(7):CD006207.
17. Loeb M, Dafoe N, Mahony J, et al. Surgical mask vs N95 respirator for preventing influenza among health care workers: a randomized trial. JAMA . 2009;302:1865-1871.
18. Dobson J, Whitley RJ, Pocock S, Monto AS. Oseltamivir treatment for influenza in adults: a meta-analysis of randomised controlled trials. Lancet . 2015;385:1729-1737.
19. Ghebrehewet S, MacPherson P, Ho A. Influenza. BMJ . 2016;355:i6258.
20. Kaysin A, Viera AJ. Community-acquired pneumonia in adults: diagnosis and management. Am Fam Physician . 2016;94:698-706.
21. Rodrigo C, Leonardi‐Bee J, Nguyen‐Van‐Tam J, et al. Corticosteroids as adjunctive therapy in the treatment of influenza. Cochrane Database Syst Rev . 2016;3:CD010406.
22. Brassard P, Wu JW, Ernst P, et al. The effect of statins on influenza-like illness morbidity and mortality. Pharmacoepidemiol Drug Saf . 2017;26:63-70.
23. Fedson DS. Treating influenza with statins and other immunomodulatory agents. Antiviral Res . 2013;99:417-435.
24. Khandaker G, Rashid H, Chow MY, et al. Statins for influenza and pneumonia. Cochrane Database Syst Rev . January 9, 2017 [withdrawn].