Hits 1-2 within 2 documents
Hits 1-2 within 2 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): Schreiber, Norbert.- 1981. 451-455p.