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First aid Q&A for the USMLE Step 2 CK /

First aid Q&A for the USMLE Step 2 CK / First aid question & answer for the USMLE Step 2 CK. senior editors, Tao Le, Kristen Vierregger ; editors, Herman Singh Bagga ... [et al.]. - 2nd ed. - New York : McGraw-Hill Medical, c2010. - xv, 741 p. : ill. ; 28 cm.