Afshar Mehdi, Han Zhiyong
Department of Biochemistry and Molecular Medicine, the George Washington University School of Medicine and Health Sciences, Room 547, Ross Hall, 2300 Eye Street NW, Washington, DC 20037 USA.
Med Sci Educ. 2014;24(3):339-341. doi: 10.1007/s40670-014-0004-7.