00338nam a2200109Ia 4500008004100000040001100041100001800052245007300070260006200143300001300205300001000218251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aDaniel Billen 0aRadiation ResearchbOfficial Organ of the Radiation Research Society  cJuly 1, 2000bLippincott Williams & wilkinsaPhiladelphia  aP. 1-416  bV. 47