Patents as TopicInventionsIntellectual PropertyHistory, 18th CenturyBiotechnologyHistory, 17th CenturyHistory, 19th CenturyHistory, 20th CenturyResearchEvolution, MolecularPhylogenyBiological EvolutionProtective AgentsProtective ClothingQuestionnairesHealth Knowledge, Attitudes, PracticeAttitude of Health PersonnelProtective DevicesAttitude to Health