title: [Stumbling blocks and dangers in buying puppies].
mesh_terms: D000818:Animals; D003132:Commerce / Q000941:ethics* / Q000592:standards* / Q000706:statistics & numerical data; D004285:Dogs; D020407:Internet / Q000941:ethics / Q000592:standards; D010174:Pamphlets; D013557:Switzerland; D014730:Veterinary Medicine / Q000941:ethics