Letter to the editor in response to 'Molecular detection of rabies virus strain with N-gene that clustered with China lineage 2 co-circulating with Africa lineages in Monrovia, Liberia: first reported case in Africa'. (2019) - Zhao, Lifeng; Chen, Teng; Miao, Faming; Li, Junfeng; Wang, Ying; Du, Haijun; Zhao, Jinghui