title: [Northwest German Surgery Association. 140 meeting. 3-5 December 1987, Hamburg. Abstracts].
mesh_terms: D006801:Humans; D009369:Neoplasms / Q000601:surgery*
vernacular_title: Vereinigung Nordwestdeutscher Chirurgen. 140. Tagung vom 3.-5. 12. 1987 in Hamburg.