title: In memoriam, Per Wallén, 1927-1999.
authors.forename: B
authors.initials: B
authors.lastname: Blombäck
mesh_terms: D006405:Hematology / Q000266:history; D049673:History, 20th Century; D006801:Humans; D013548:Sweden; D010959:Tissue Plasminogen Activator / Q000266:history*
chemical_list: D010959:Tissue Plasminogen Activator