00249nam a2200097Ia 4500008004100000040001100041245002000052260005600072300001300128300001000141251112s9999||||xx |||||||||||||| ||und||  aCNCLSA 0aMedical Physics  cJanuary, 1958bAmerican Institute of PhysicsaU.S.A  aP. 1-671  bV. 16