INFLUENZA AS A NATIONAL PROBLEM.
D001996:Bronchopneumonia; D004739:England; D006801:Humans; D007252:Influenza Vaccines; D007251:Influenza, Human; D007348:Insurance, Health; D009026:Mortality; D011014:Pneumonia; D013223:Statistics as Topic
D007252:Influenza Vaccines
BRONCHOPNEUMONIA; ENGLAND; INFLUENZA; INFLUENZA VACCINE; INSURANCE, HEALTH; MORTALITY; PNEUMONIA; STATISTICS