🌐EnglishEnglishDeutschEspañolFrançaisNederlandsالعربيةEntityQ6216083· pop 6· linked from 6 articlesJohann Leonard Hoffmann18th-century fossil collector from the NetherlandsMusic · MusicBrainzTypePersonCountryUSActive from1918-08-25Active to1990-10-14via MusicBrainz · CC0Recent publications · Crossref5 total works indexedThe PRISMA 2020 statement: an updated guideline for reporting systematic reviews · 2021 · cited 76,845xA Conceptual Model of Service Quality and Its Implications for Future Research · 1985 · cited 35,555xSARS-CoV-2 Cell Entry Depends on ACE2 and TMPRSS2 and Is Blocked by a Clinically Proven Protease Inhibitor · 2020 · cited 17,294xEnvironmental Applications of Semiconductor PhotocatalysisConnectionsYouTubeConceptMaastrichtEntityCategories1710 births1782 deaths18th-century surgeonsAmateur geologistsDutch paleontologistsDutch surgeonsPeople from Maastricht