The issue focused on the 2013 study, which found that more than one-third of US medical students were students of medical science.

The study, which was published in the British Medical Journal, also found that more than one-third of US medical students were students of science.

The study's author, John F. McManus, M.D., of the University of California, San Francisco, said the study "goes to the heart of the issue: We have to make sure that