Omicron BA.2 Subvariant Less Severe Than Delta, Original Omicron

FRIDAY, Oct. 28, 2022 -- The omicron BA.2 subvariant seems to be less severe than the delta variant and the original omicron variant, according to a study published online Oct. 25 in JAMA Network Open.
Zachary H. Strasser, M.D., from Massachusetts...