title: Comments on comparison of culling rates among cows.
authors.forename: Franklin L
authors.initials: FL
authors.lastname: Pollari
authors.forename: Ronald F
authors.initials: RF
authors.lastname: DiGiacomo
authors.forename: James F
authors.initials: JF
authors.lastname: Evermann
mesh_terms: D000818:Animals; D002417:Cattle; D003627:Data Interpretation, Statistical; D016583:Enzootic Bovine Leukosis / Q000453:epidemiology / Q000401:mortality*; D016016:Proportional Hazards Models; D013223:Statistics as Topic; D016019:Survival Analysis