TY - RPRT TI - Direct retraction method in aneurysm surgery. Technical note. AU - K Sugita AU - S Kobayashi AU - T Takemae AU - K Matsuo AU - A Yokoo PY - 1980 DO - 10.3171/jns.1980.53.3.0417 UR - https://pubmed.ncbi.nlm.nih.gov/7420159/ ID - 7420159 ER -