do- and md-awarding medical schools are now nearly identical, the chief difference being the additional instruction in osteopathic schools of osteopathic manipulative medicine. impact on role of physician the vision for medical education described in the flexner report narrowed medical schools' interests to disease, and not on the system of health care or society's health beyond disease. preventive medicine and population health were not considered a responsibility of physicians, bifurcating "health" into two separate fields: scientific medicine and public health.