?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=J%C3%B3zsef&rft.aulast=Horv%C3%A1th&rft.au=+Horv%C3%A1th+J%C3%B3zsef&rft.title=Prevention+of+E.+coli+diarrhea+in+selected+piglets+%3A+%5Babstract%5D&rft.date=2019&rft.isbn=978-963-306-653-9&rft.genre=proceeding