 Research is one of the key priorities and areas of achievement for the Faculty of Medicine and Health Sciences, and there are a large number of staff belonging to the School of Medicine based at both Nottingham and Derby medical schools who are involved in research.The university has historically taken a pioneering role in the development of Magnetic Resonance Imaging, and current major research themes include cancer and stem cells, child health, obstetrics and gynaecology, clinical neuroscience, digestive diseases, epidemiology, public health, mental health, primary care, rehabilitation and aging, respiratory medicine, vascular and renal medicine, dermatology and muculoskeletal research.In 2014 over 80% of the School of Medicine's research was judged to be "world leading" or "internationally excellent".