[Application of the basic principles in Veterinary Public Health through the hydatidosis prevention program in Rio Grande do Sul].
D000818:Animals; D035843:Biomedical Research; D004285:Dogs; D004443:Echinococcosis / Q000517:prevention & control*; D006801:Humans; D011634:Public Health; D014730:Veterinary Medicine
ECHINOCOCCOSIS/prevention and control; VETERINARY MEDICINE