[A preliminary report on the tissue source of retinoblastoma].
D002675:Child, Preschool; D005134:Eye Neoplasms / Q000648:ultrastructure*; D006801:Humans; D008297:Male; D008870:Microtubules / Q000648:ultrastructure; D009441:Neurilemma / Q000648:ultrastructure; D009685:Nuclear Envelope / Q000648:ultrastructure; D010786:Photoreceptor Cells / Q000648:ultrastructure; D012175:Retinoblastoma / Q000648:ultrastructure*