Aerial of OHSU. (OHSU/Aaron Bieleck)

Educators receive COVID-19 vaccinations at an appointment-only clinic inside the Oregon Convention Center in Portland on Wednesday, Jan. 27, 2021. Kaiser Permanente, Providence, Legacy Health and Oregon Health & Science University are working together to operate the mass-vaccination clinic. Gov. Kate Brown and the Oregon Health Authority are designating the amount of vaccines available and who receives them at the clinic. (OHSU/Josh Andersen)

Every year, staff at OHSU Doernbecher Childrens Hospital make Halloween special for children staying in the hospital and their families. (OHSU/Christine Torres Hicks)

Every year, staff at OHSU Doernbecher Childrens Hospital make Halloween special for children staying in the hospital and their families. (OHSU/Christine Torres Hicks)

Every year, staff at OHSU Doernbecher Childrens Hospital make Halloween special for children staying in the hospital and their families. (OHSU/Christine Torres Hicks)

Every year, staff at OHSU Doernbecher Childrens Hospital make Halloween special for children staying in the hospital and their families. (OHSU/Christine Torres Hicks)

Every year, staff at OHSU Doernbecher Childrens Hospital make Halloween special for children staying in the hospital and their families. (OHSU/Nicole Rideout)

Every year, staff at OHSU Doernbecher Childrens Hospital make Halloween special for children staying in the hospital and their families. (OHSU/Nicole Rideout)

Every year, staff at OHSU Doernbecher Childrens Hospital make Halloween special for children staying in the hospital and their families. (OHSU/Nicole Rideout)