Presence of chondroid tissue in the symphyseal region of the growing human mandible.
D002356:Cartilage / Q000033:anatomy & histology*; D005333:Fetus / Q000033:anatomy & histology; D006801:Humans; D007231:Infant, Newborn; D008334:Mandible / Q000033:anatomy & histology* / Q000254:growth & development; D008852:Microradiography; D010012:Osteogenesis