title: [Unclear (and unlawful) competition from the GD].
authors.forename: P
authors.initials: P
authors.lastname: Kortmann
mesh_terms: D000818:Animals; D001800:Blood Specimen Collection / Q000191:economics / Q000379:methods / Q000662:veterinary*; D002417:Cattle; D005249:Fees and Charges; D006801:Humans; D014730:Veterinary Medicine / Q000191:economics* / Q000379:methods*