EntityQ1105187· pop 13· linked from 358 articlesCochrane LibrarySign in to savedatabaseConnectionsQ180686EntitymedicineEntityWyomingEntityCOVID-19 pandemicEntitydatabaseEntitydigital object identifierEntityInternational Standard Serial NumberEntityhealth careEntityLibrary of Congress Control NumberEntityUniversity of BarcelonaEntityQ229883Entityclinical trialEntityimpact factorEntitymeta-analysisEntityUnited States National Library of MedicineEntityScopusEntitystatistical inferenceEntityQ22908627Entityevidence-based medicineEntityWileyEntityCategoriesBibliographic databases and indexesBritish digital librariesDiscipline-oriented digital librariesFull-text scholarly online databasesHealth informaticsMedical databases in the United KingdomSystematic review