‘More questions than answers’ about latest covid variant omicron, Pittsburgh doctors say
Louis B. Ruediger | Tribune-Review
Allegheny Health Network Chief Nursing Officer Milissa Hammers prepares a covid-19 vaccine at Allegheny Valley Hospital in Harrison on Friday, Dec 18, 2020 — when covid hospitalizations peaked across AHN hospitals. Officials warn that after decreasing during summer 2021, AHN’s hospitalizations are back up to 270 and climbing as of late November 2021 just as the omicron variant emerges around the globe.