Abdollahi MH, Forouzannia SK, Bagherinasab M, Barzegar K, Fekri A, Sarebanhassanabadi M, Entezari A. The Effect of Ondansetron and Meperedin on Preventing Shivering After Off-pump Coronary Artery Bypass Graft. Acta Med Iran. 1;50(6):395-398.