Even though they sent me a map of the hospital with an arrow pointing to where I’m supposed to end up, nothing about where I’m heading looks right to me. I’ve gone round the back of the whole building, past lines of parked cars, towards a section of the complex that appears to be abandoned. There are no walkways. There aren’t any people either, but then it is early: not yet 7.30am. Eventually I find a small sign that says Community MRI Hub, pointing towards two doors. Nothing happens when...