?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Burke%2C+Dr+J&rft.aulast=Burke&rft.aufirst=J&rft.date=2006&rft.title=Examination+of+the+impact+and+effectiveness+of+herd+health+and+welfare+assessment+in+im-proving+animal+welfare+on+organic+dairy+farms%2C+using+qualitative+interviews.&rft.genre=proceeding