00311nam a2200109Ia 4500008004100000040001100041100001800052245003700070260007100107300001300178300001000191251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aJ. W. D. Bull 4aThe British Journal of Radiology  cJanuary-December, 1954bThe British Institute of RadiologyaLondon  aP. 1-704  bV. 27