RT Book, Section A1 Cottrill, Ethan A1 Tang, Olive A2 Eisenberg, Mark J. A2 Cox, Andrea L. SR Print(0) ID 1179535454 T1 Maintaining Clinical Knowledge, Skills, and Understanding During the PhD Training Years T2 The Essential MD-PhD Guide YR 2021 FD 2021 PB McGraw-Hill PP New York, NY SN 9781260462272 LK dermatology.mhmedical.com/content.aspx?aid=1179535454 RD 2024/04/20 AB Ethan Cottrill is a fifth-year MD-PhD student at Johns Hopkins University. His PhD research is in biomedical engineering and centers on developing new bone graft substitute materials. Prior to medical school, Ethan completed a bachelor of science in chemistry from Ohio University and a master of science in education from Johns Hopkins University.