00283nam a2200097Ia 4500008004100000040001100041100002200052245006100074260003700135300001300172251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aLawrence Reynolds 4aThe American Journal of Roentgenology and Radium Therapy  c1939bCharles C ThomasaIllinois  bV. 41-42