[Research and strategies for the study of acute respiratory infections in childhood].
D000208:Acute Disease; D002648:Child; D004812:Epidemiologic Methods; D014943:Global Health; D006801:Humans; D007114:Immunization; D012107:Research Design; D012141:Respiratory Tract Infections / Q000188:drug therapy / Q000453:epidemiology / Q000517:prevention & control*
Investigaciones y estrategías para el estudio de infecciones respiratorias agudas de la infancia.