Dr. Sheila Singh, McMaster University (IMAGE) McMaster University Caption Pediatric neurosurgeon Dr. Sheila Singh is a professor of surgery of McMaster's Michael G. DeGroote School of Medicine Credit McMaster University Usage Restrictions To be used when reporting on this research License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.