%0 Journal Article %T Hereditary osteopetrosis in aberdeen-angus calves. II. ¡ª Genetical aspects %A K Huston %A HW Leipold %J Genetics Selection Evolution %D 1971 %I BioMed Central %R 10.1186/1297-9686-3-4-419 %U http://www.gsejournal.org/content/3/4/419