Article 23 human 22 Historic preservation 17 Privacy-preserving techniques 17 Humans 16 controlled study 14 Privacy preserving 11 adult 11 female 11 male 10 procedures 10 Federated learning 8 Museology & heritage studies 8 Conservation 7 Forestry 7 Preservation 7 preservation 7 privacy 7 Adult 6 Buildings 6 Food preservation 6 History 6 Sustainable development 6 food preservation 6 heart failure with preserved ejection fraction 6 unclassified drug 6 Archaeology 5 Archiving, preservation & digitisation 5 Food preservatives 5 Male 5