title: Electron microscopy of the primary obstructive megaureter.
mesh_terms: D000328:Adult; D002648:Child; D003094:Collagen; D004106:Dilatation; D006801:Humans; D007365:Intercellular Junctions; D008854:Microscopy, Electron; D009092:Mucous Membrane / Q000473:pathology; D009130:Muscle, Smooth / Q000294:innervation / Q000473:pathology; D009454:Neurofibrils; D014513:Ureter / Q000294:innervation / Q000473:pathology*; D014517:Ureteral Obstruction / Q000473:pathology*
chemical_list: D003094:Collagen