BA.4 variantti ja sen alalinjat 28.6. 2022

Lineage	Most common countries	Earliest date	# designated	# assigned	Description	WHO Name
BA.4	United States of America 29.0%, South_Africa 16.0%, United Kingdom 16.0%, Israel 8.0%, Germany 6.0%	2022-01-10	448	15762	Alias of B.1.1.529.4, from pango-designation issue #517	Omicron
BA.4.1			564	0	Alias of B.1.1.529.4.1, mainly found in South Africa, from pango-designation issue #548
BA.4.1.1			49	0	Alias of B.1.1.529.4.1.1, mainly found in South Africa and Germany, from pango-designation issue #667
BA.4.1.2			91	0	Alias of B.1.1.529.4.1.2, Austria lineage
BA.4.1.3			34	0	Alias of B.1.1.529.4.1.3, Israel lineage
BA.4.1.4			54	0	Alias of B.1.1.529.4.1.4, Israel lineage
BA.4.2			277	0	Alias of B.1.1.529.4.2, USA lineage
BA.4.3			53	0	Alias of B.1.1.529.4.3, Israel lineage
BA.4.4			552	0	Alias of B.1.1.529.4.4, USA lineage
BA.4.5			34	0	Alias of B.1.1.529.4.5, Australia lineage