title: Using a closed drainage system without vacuum.
authors.forename: Heinz-Theo
authors.initials: HT
authors.lastname: Lübbers
authors.forename: Klaus Wilhelm
authors.initials: KW
authors.lastname: Grätz
mesh_terms: D004867:Equipment Design; D006801:Humans; D013396:Suction / Q000295:instrumentation* / Q000379:methods; D014618:Vacuum