EntityQ7287563· pop 6· linked from 12 articlesRalph GreenbergSign in to saveAmerican mathematicianRecent publications · Crossref5 total works indexedQUANTUM ESPRESSO: a modular and open-source software project for quantum simulations of materials · 2009 · cited 22,526xInitial sequencing and analysis of the human genome · 2001 · cited 18,514xThe value of the world's ecosystem services and natural capital · 1997 · cited 16,029xGlobal burden of 369 diseases and injuries in 204 countries and territories, 1990–2019: a systematic analysis for the Global Burden of Disease Study 2019 · 2020 · cited 15,326xThe psychological impact of quarantine and how to reduce it: rapid review of the evidence · 2020 · cited 11,273xvia Crossref · CC0ConnectionsmathematicsEntityPennsylvaniaEntityCategories1944 births20th-century American mathematicians21st-century American mathematiciansAmerican number theoristsFellows of the American Mathematical SocietyLiving peopleMathematicians from PennsylvaniaPeople from Chester, PennsylvaniaPrinceton University alumniUniversity of Pennsylvania alumniUniversity of Washington faculty