video shows man with australian accent who calls himself ` abu yusuf ' and calls on foreign doctors to travel to the isis stronghold raqqa to help launch the ishs -lrb- the islamic state health service -rrb- , which appears to be mimicking britain 's national health service .
the vision shows yusuf handling babies in a maternity ward while wearing western-style blue surgical scrubs and a stethoscope .
the video 's poster shows a cropped image of a doctor , wearing an western-style blue surgical scrubs which appear to mimic britain 's national health service .