title: Radiopathology of external irradiation.
mesh_terms: D000818:Animals; D001853:Bone Marrow / Q000528:radiation effects; D001854:Bone Marrow Cells; D002196:Capillaries / Q000528:radiation effects; D002477:Cells / Q000528:radiation effects; D002940:Circadian Rhythm; D004307:Dose-Response Relationship, Radiation; D007422:Intestines / Q000528:radiation effects; D008297:Male; D008938:Mitosis; D011830:Radiation Effects; D051381:Rats; D013737:Testis / Q000528:radiation effects