It was with great pleasure that I accepted Professor Wackenheim's invitation to write the preface of this most interesting monograph. During the international course on neuroradiology in Obernai, organized by Professor Wackenheim in 1978, an entire day was devoted to discussions about various aspects of stenosis of the lumbar vertebral canal. As Professor Wackenheim and his group, in particular Dr. E. Babin, had thorough. ly studied this field, it was an excellent occasion for the exchange of views through personal contact. Their support of basic views such as attributing the cause of...
It was with great pleasure that I accepted Professor Wackenheim's invitation to write the preface of this most interesting monograph. During the inter...
