Mae says that surgeons have their own "signatures" and it is possible to identify the surgeon from the surgical method. This kind of identification (is unreliable and) requires comparison, so there is absolutely no way for Mae, or any doctor to identify the work of an unfamiliar surgeon.
Left-hand drive cars are illegal in India.
They talk about the crime in Mumbai. Yet when the team lands in India and travel in their car, they are showing New Delhi. They show The Red Fort, Connaught Place.