Observations for Icelanders on hydatids and precautions against them.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000266:history; D004283:Dog Diseases / Q000266:history / Q000517:prevention & control; D004285:Dogs; D004443:Echinococcosis / Q000266:history* / Q000517:prevention & control / Q000662:veterinary; D004446:Echinococcus / Q000254:growth & development; D006266:Health Education / Q000266:history*; D049672:History, 19th Century; D007055:Iceland; D012756:Sheep; D012757:Sheep Diseases / Q000266:history; D013621:Taenia / Q000254:growth & development; D013622:Taeniasis / Q000266:history / Q000517:prevention & control / Q000662:veterinary