TY - JOUR T1 - Osteoporosis: Two-Volume Set, 3rd ed. JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - E138 LP - E138 DO - 10.3174/ajnr.A1711 VL - 30 IS - 9 A2 - Marcus, R. Feldman, D. Nelson, D.A Rosen, C.J. Y1 - 2009/10/01 UR - http://www.ajnr.org/content/30/9/E138.abstract N2 - ER -