Fig. 1
From: Epidemiology and diagnosis technologies of human metapneumovirus in China: a mini review
Current epidemiology of HMPV in China. results of 56 representative studies investigating the epidemiological characteristics of HMPV in human populations across distinct regions covering 18 provinces or regions. These studies were collected from the English and Chinese databases from January 1, 2003, to December 31, 2023. Data of these provinces or regions marked with white were not available