[Efficacy of influenza vaccine in institutionalized patients].
M
M
Rodríguez Alonso
M
M
García Manso
E
E
Negro González
D005260:Female; D006801:Humans; D007252:Influenza Vaccines / Q000276:immunology*; D007251:Influenza, Human / Q000517:prevention & control*; D007326:Institutionalization; D008297:Male; D008875:Middle Aged; D011446:Prospective Studies
D007252:Influenza Vaccines