CURRENTGLOBAL Almost 200 cases to have BA.2 Omicron sub-lineage in SingaporeEditor Selangor JournalJanuary 28, 2022 by Editor Selangor JournalJanuary 28, 2022 SINGAPORE, Jan 28 — A total of 48 local cases and 150 imported cases in Singapore have been confirmed to have had the BA.2 Omicron...