Diurnal rhythmicity in the sensitivity of haemopoietic cells to whole-body irradiation of mice.
D000818:Animals; D002940:Circadian Rhythm; D006413:Hematopoietic System / Q000528:radiation effects*; D051379:Mice; D011830:Radiation Effects; D011874:Radiometry; D013154:Spleen / Q000528:radiation effects