[Serums and vaccines to fight the 1918-1919 influenza pandemic in Spain].

Against the background of the renewed interest aroused in recent years by the influenza pandemic of 1918-1919, and the leading role now played by research analysing the process of innovation in medicine, this paper assesses the role played by serums and vaccines - the new resources of the medical science of the time 0 in the fight against the influenza outbreak of 1918-1919. The paper highlights the dependence on combined scientific, social, economic and professional factors, and also shows the main consequences arising from the fine-tuning and implementation of these therapeutic and prophylactic resources.