Will BA.4, BA.5 Omicron lineages cause the next wave? Subject: Science Section: Disease Context: A group of variants with similar genetic changes or group of lineages’ Concept:  World Health Organization (WHO) designated the B.1.1.529 lineage of SARS-CoV-2 as Variant of Concern (VOC) Omicron in late Nov 2021. Omicron is more transmissible (e.g., more […]