St Thomas Hospital question
Ok, explored this St Thomas Hospital. However there seems to be more I cant reach. An elevator locked "this is opened elsewhere". Earlier I swiped an ID card near the bottom (I don't know which one, I did not pick any up inside) and I heard "going down" At the top I can't open. There seem to be more enemies somewhere but I'm
I'm giving up for now. But... Is there a key or a terminal I didn't find?