Spetzler-Martin Grade III Arteriovenous Malformations: A Comparison of Modified and Supplemented Spetzler-Martin Grading Systems. Issue 6 (13th May 2021) - Frisoli, Fabio A; Catapano, Joshua S; Farhadi, Dara S; Cadigan, Megan S; Nguyen, Candice L; Labib, Mohamed A; Srinivasan, Visish M; Lawton, Michael T