Searching for "Vaccine Base" returned 11 results:
Item (Key item), Resident Evil 2
Item (Key item), Resident Evil 3: Nemesis
Item (Key item), Resident Evil 3 Remake
File, Resident Evil 2
File (NEST 2), Resident Evil 3 Remake
Gameplay, Resident Evil 3: Nemesis
File, Resident Evil 3: Nemesis
File, Resident Evil Revelations