It seems that here could be quite a number of fragments. I would advise trying to inquire amongst anyone else who was in the hospital simulation on that day. They may have received other pieces.

[He taps at his glasses.]

At the same time, given the contents of your other note, I am not sure if we will find much of value from any other notes at the time being. It seems to be indicating that we'll receive more information at a later date. But we cannot overlook any clues we may find.