UPDATE #3: People are reporting that after 3-4 weeks, the cheev is popping... I guess that sucks less than not popping at all!
UPDATE #2: Ignore update #1! People are unlocking regardless of the order; Canine first or second, doesn't seem to matter. So it just looks like a good ol' glitch. :(
UPDATE #1: Order of unlock *might* matter. It looks like you have to do the Canine Unit first, then Pediatric Care.
Really simple. When you have enough Medical and Security supplies (200 each) go to the Security wing, head to the laptop and upgrade the Canine Unit with
. Then do the same in the Medical wing, but upgrade the Pediatric Care Unit.
Bloop