title: Maxillary first molar intra-oral development and its relationship to age in Hereford bulls.
mesh_terms: D000375:Aging; D000818:Animals; D002417:Cattle / Q000254:growth & development*; D008297:Male; D008437:Maxilla; D008963:Molar / Q000254:growth & development*; D013045:Species Specificity