title: Effects of muscle spindle development of multiple and single exposure to x-irradiation.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D009470:Muscle Spindles / Q000033:anatomy & histology / Q000254:growth & development* / Q000528:radiation effects; D009132:Muscles / Q000528:radiation effects*; D011829:Radiation Dosage; D011830:Radiation Effects; D051381:Rats