Table 2. Network indices of the top 10 nodes in the network.

Lineages	Closeness centrality	Lineages	Betweenness centrality	Lineages	Degree
Halo	3.50	MCG	46.0	MCG	20
MCG	3.27	MCG	32.0	MCG	18
MCG	3.18	MCG	30.0	MCG	14
Halo	2.86	MCG	27.0	MCG	14
1.1b	2.73	PC	27.0	MCG	14
Halo	2.60	PC	24.2	MCG	14
MCG	2.50	MCG	22.2	MCG	14
1.1c	2.50	Methm	22.0	Methm	14
Halo	2.50	Halo	20.5	PC	13
MCG	2.43	Halo	18.0	MCG	13