title: Professor Albert Válek (1925-1995) and his contribution to Czech and Slovak nephrology.
authors.affiliation: Fourth Internal Clinic, University Hospital of L. Pasteur, Košice - Slovak Republic.
authors.forename: Katarína
authors.initials: K
authors.lastname: Derzsiová
authors.forename: Miroslav
authors.initials: M
authors.lastname: Mydlík