title: Ultrastructural observations on a gingival granular cell tumor (congenital epulis).
mesh_terms: D005260:Female; D005881:Gingiva / Q000002:abnormalities / Q000473:pathology*; D006801:Humans; D007231:Infant, Newborn; D008854:Microscopy, Electron; D009379:Neoplasms, Muscle Tissue / Q000151:congenital* / Q000473:pathology*; D010784:Photomicrography