Leukemia from low-level radiation: identification of susceptible children.

Adolescent Age Factors Asthma/complications Bacterial Infections/complications Child Child, Preschool Female Fetus/radiation effects Humans Hypersensitivity/complications Infant Leukemia, Radiation-Induced/complications,epidemiology,etiology,immunology Maryland Minnesota New York Pregnancy Probability Radiation Dosage Radiography/adverse effects Virus Diseases/complications