AmantadineRimantadineDrug ResistanceDrug Resistance, MicrobialDrug Resistance, BacterialAdamantaneDrug Resistance, ViralAntiviral AgentsDrug Resistance, NeoplasmDyskinesiasAntiparkinson AgentsInfluenza A virusViral Matrix ProteinsDrug Resistance, MultipleDisease ResistanceDopamine AgentsVascular ResistanceOseltamivirDrug Resistance, Multiple, BacterialComa, Post-Head InjuryMicrobial Sensitivity TestsAnti-Bacterial AgentsInfluenza, HumanZanamivirMutation