Hits 1-3 within 3 documents
Hits 1-3 within 3 documents
Author(s): Heinz, Walter R.; Krüger, Helga; Bittscheid-Peters, Dorothee; Heuberger, Hans; Petschko, Renate; Rettke, Ursula; Rudel, Kurt; Wachtveitl, Erich; Witzel, Andreas.- 1981. 1022-1027p.
Author(s): Müller, Rainer.- 1981. 173-177p.
Author(s): Brock, Adolf.- 1981. 686-690p.