کتاب های Brad Spellberg
Boards & Wards for USMLE Steps 2 & 3
Carlos Ayala MDFACS, Brad Spellberg MDFIDSA, 2012
Boards and Wards Series: Pathophysiology for the Boards and Wards: A Review for USMLE Step 1
Carlos Ayala, Brad Spellberg, 2003
Boards and Wards, Fourth Edition
Carlos Ayala, Brad Spellberg, 2009
Boards and Wards: A Review for the USMLE, Steps 2 and 3
Carlos Ayala, Brad Spellberg, 2003
