1. Complex vertebral malformation in Holstein calves;Agerholm;J. Vet. Diagn. Invest.,2001
2. Familial occurrence of Danish and Dutch cases of the bovine brachyspina syndrome;Agerholm;BMC Vet. Res.,2007
3. Rules for the herd improvement registry test;J. Dairy Sci.,1941
4. Animal Improvement Programs Laboratory. 2011a. List of reference notes for format 4 as of: 2011–09–01. Accessed Sep. 22, 2011. http://aipl.arsusda.gov/CF-RCS/GetAllRef.cfm?docname=fmt4.html&format=fmt4&title=List of Reference Notes for Format 4&NextChangeDate=2011-09-01.
5. Animal Improvement Programs Laboratory. 2011b. Trend in milk BV for Holstein or Red & White. Accessed Sep. 22, 2011. http://aipl.arsusda.gov/eval/summary/trend.cfm.