EntityQ7360688· pop 6· linked from 9 articlesRolf AppelSign in to saveGerman chemist (1921-2012)Recent publications · Crossref5 total works indexedThe Clavien-Dindo Classification of Surgical Complications · 2009 · cited 10,184xThe Modern-Era Retrospective Analysis for Research and Applications, Version 2 (MERRA-2) · 2017 · cited 6,122xProtein Identification and Analysis Tools on the ExPASy Server · 2005 · cited 6,118xTrends in Alternative Medicine Use in the United States, 1990-1997 · 1998 · cited 5,129xPreoperative versus Postoperative Chemoradiotherapy for Rectal Cancer · 2004 · cited 5,053xvia Crossref · CC0ConnectionsalcoholsEntityinorganic chemistryEntityCategories1921 births2012 deaths20th-century German chemists