I objected to "horribly written" but I 100% agree with "should be written more accessibly." I'm going to drop the author a line, because this is important info for Canadians to know about, and as you say it should be more broadly accessible.

I see how residents-internists is confusing. The general work-study term "intern" isn't used at all in medicine. Probably because it's vague with respect to training (and thus responsibility) level. Trainee doctors go from "med students" (3-4 years) to "residents" (2-4 years) - and sometimes "fellow" (2-3 years) - before becoming a staff doctor. I'm not a doctor but I work with some