Authors: M B Bracken; M J Shepard; W F Collins; T R Holford; D S Baskin; H M Eisenberg; E Flamm; L Leo-Summers; J C Maroon; L F Marshall Journal: J Neurosurg Date: 1992-01 Impact factor: 5.115
Authors: M B Bracken; M J Shepard; T R Holford; L Leo-Summers; E F Aldrich; M Fazl; M Fehlings; D L Herr; P W Hitchon; L F Marshall; R P Nockels; V Pascale; P L Perot; J Piepmeier; V K Sonntag; F Wagner; J E Wilberger; H R Winn; W Young Journal: JAMA Date: 1997-05-28 Impact factor: 56.272