Absent expression of the osteoblast-specific maternally imprinted genes, DLX5 and DLX6, causes split hand/split foot malformation type I - Rattanasopha, S; Tongkobpetch, S; Srichomthong, C; Kitidumrongsook, P; Suphapeetiporn, K; Shotelersuk, V (J Med Genet, 2014)