[The water bed].
D001513:Beds; D005402:Fistula / Q000628:therapy; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D006875:Hydrotherapy / Q000266:history*; D012871:Skin Diseases / Q000628:therapy; D014456:Ulcer / Q000628:therapy; D014947:Wounds and Injuries / Q000628:therapy
Il letto ad acqua.