National report from Iceland.
Sigurdsson
H
H
Institute of Experimental Pathology, University of Iceland, Revkjavik.
D000821:Animal Feed; D000818:Animals; D002417:Cattle / Q000502:physiology; D002418:Cattle Diseases / Q000453:epidemiology*; D003612:Dairying / Q000706:statistics & numerical data*; D005260:Female; D007055:Iceland / Q000453:epidemiology; D007774:Lactation; D015995:Prevalence; D011644:Puerperal Disorders / Q000453:epidemiology / Q000662:veterinary*