Melissa Stockwell, MD, Associate Professor of Pediatrics, College of Physicians and Surgeons Vagelos of Columbia University; Associate Professor of Population and Family Health, Mailman School of Public Health, Columbia University.
Kristen Nordlund, spokesperson for the CDC.
Ann Falsey, MD, professor of medicine and infectious diseases at the School of Medicine at the University of Rochester.
CDC: "Prevention and Control of Seasonal Influenza with Vaccines: Recommendations of the Advisory Committee on Immunization Practices – United States, 2018-19 Season of Influenza", August 24, 2018.
Vaccine: "Influenza vaccine recession during the season suggests potential net benefits for delayed immunization in the elderly in the United States."
Clinical Infectious Diseases: "Out-of-Season Influenza Vaccine Effectiveness"
Clinical Infectious Diseases: "Out-of-Season Influenza Vaccine Protection Loss: Data from the US Network on Influenza Vaccine Effectiveness, 2011-2012 to 2014-2015".
Laura Haynes, PhD, Professor of Immunology, UConn Center on Aging, School of Medicine, University of Connecticut, Farmington.