SIUSOM Medical Library has an institutional fellowship with the BMJ, allowing for waived individual author fees when submitting a case report to the journal. The documents linked at the end of this FAQ contain step by step instructions for submitting an article as well as general information on the case report writing and publishing process for the BMJ. You can also find these documents on the BMJ Case Report website (linked below).
When submitting your case report, you will be asked for an Institutional Fellowship ID. The ID is SF0158351.