I'll start, and then I'll refer to Dr. Saeed.
I referred in my opening remarks to what are called “panel physicians”, who are empanelled by the department according to a set of different standards. We do quality assurance and various checks on those medical professionals to make sure they're going to do the immigration medical exam under the standards we set out for them. We also have our own medical officers, who are departmental staff, who do the actual assessment.