[Proliferative activity of brain tumors].
D000818:Animals; D001345:Autoradiography; D001932:Brain Neoplasms / Q000134:cerebrospinal fluid / Q000473:pathology*; D002555:Cerebrospinal Fluid / Q000166:cytology; D006801:Humans; D007399:Interphase; D013194:Staining and Labeling