Fig. 4
From: The secular trend of enterovirus A71 after the implementation of preventive measures in Taiwan
Number of severe or fatal enterovirus infection and the implementation of surveillance and preventive measures, 1998–2020. The numbers of enterovirus infection with severe complications (EVSC) cases and fatality showed a downward trend within the past 20 years. When EV A71 accounted for more than 10% of the annually predominant serotypes (marked with *), both the annual number of EVSC cases and the annual number of fatalities were significantly higher than those in the years when EV A71 accounted for less than 10%