[The pneumococcal vaccine. Its efficacy in patients 55 and over].
Three recent articles are examined in which research using the double-blind randomised clinical trial, the case control study, and the quasi-cohort study is described. Understanding the advantages and disadvantages of these methods makes it easier to grasp the pneumococcal vaccine controversy and make an informed choice.
Marchand
R
R
Unité de médecine familiale, Centre Hospitalier de Verdun.
D000367:Age Factors; D001428:Bacterial Vaccines / Q000592:standards*; D016022:Case-Control Studies; D015331:Cohort Studies; D004311:Double-Blind Method; D006801:Humans; D008875:Middle Aged; D016032:Randomized Controlled Trials as Topic; D012107:Research Design / Q000592:standards*; D013296:Streptococcus pneumoniae / Q000276:immunology*
D001428:Bacterial Vaccines
Le vaccin antipneumococcique. L'efficacité chez les 55 ans et plus.