title: Clarification on USDA-Animal and Plant Health Inspection Service estimates: a comment on.
authors.forename: J E
authors.initials: JE
authors.lastname: Lombard
authors.forename: C P
authors.initials: CP
authors.lastname: Fossler
authors.forename: B A
authors.initials: BA
authors.lastname: Wagner
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D005260:Female; D008892:Milk / Q000382:microbiology; D016927:Mycobacterium avium subsp. paratuberculosis / Q000302:isolation & purification; D010283:Paratuberculosis / Q000453:epidemiology*; D015995:Prevalence; D014481:United States / Q000453:epidemiology; D016885:United States Department of Agriculture