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von Heyden HW, Schröder M, Scherpe A, Stennert E, Beyer JH, Nagel GA, Hoffmann H, Schneider B.von Heyden HW, et al. Among authors: nagel ga.HNO. 1984 Nov;32(11):454-9.HNO. 1984.PMID: 6210278Clinical Trial.German.
von Heyden HW, Schröder M, Scherpe A, Beyer JH, Kaboth U, Stennert E, Nagel GA, Gerhartz H, Foth B, Kastenbauer E, et al.von Heyden HW, et al. Among authors: nagel ga.Onkologie. 1984 Jun;7(3):183-90. doi: 10.1159/000215434.Onkologie. 1984.PMID: 6205337Clinical Trial.German.
Scherpe A, Schröder M, von Heyden HW, Nagel GA.Scherpe A, et al. Among authors: nagel ga.Onkologie. 1984 Oct;7(5):302-7. doi: 10.1159/000215465.Onkologie. 1984.PMID: 6392970German.
Schröder M, von Heyden HW, Scherpe A, Nagel GA.Schröder M, et al. Among authors: nagel ga.Laryngol Rhinol Otol (Stuttg). 1986 Jan;65(1):11-5.Laryngol Rhinol Otol (Stuttg). 1986.PMID: 2419719German.
Schröder M, von Heyden HW, Scherpe A, Borghardt J, Beyer JH, Nagel GA, Gerhartz H, Kastenbauer E, Westerhausen M, Schroeder M, Caliebe W, Rudert H, Lissers R, Hofmann J, Schneider B.Schröder M, et al. Among authors: nagel ga.Onkologie. 1983 Jun;6(3):114-7. doi: 10.1159/000215214.Onkologie. 1983.PMID: 6193472Clinical Trial.German.