Reporting Terminology for Brain Arteriovenous Malformation Clinical and Radiographic Features for Use in Clinical Trials

Authors: R P Atkinson, Richard P. Atkinson, I A Awad, H. Hunt Batjer, Christopher F. Dowd, Alessandro Furlan, Steven L. Giannotta, Camilo R. Gomez, Daryl R. Gress, George J. Hádemenos, Van V. Halbach, J. Claude Hemphill, R T Higashida, L. Nelson Hopkins, Michael Horowitz, S. Claiborne Johnston, Michael Lawton, Michael McDermott, Adel M. Malek, J.P. Mohr, Adnan I. Qureshi, Howard A. Riina, Wade S. Smith, John Pile‐Spellman, R. F. Spetzler, Thomas A. Tomsick - Stroke 2001 cited by 233

“If you wish to converse with me,” said Voltaire, “define your terms.” How many a debate would have been deflated into a paragraph if the disputants had dared to define their terms! Will Durant: The Story of Philosophy