"Health Ministers recognised that the COVID-19 pandemic has highlighted systemic weaknesses in health systems," they said in a joint statement. "It also has shown vulnerabilities in the global community's ability to prevent and respond to pandemic threats.
"Ministers addressed the need to improve the effectiveness of global health systems by sharing knowledge and closing the gap in response capabilities and readiness."
The worldwide death toll from the novel coronavirus pandemic rose to 164,016 on Sunday, according to a tally from official sources compiled by AFP. More than 2,363,210 declared cases have been registered in 193 countries and territories since the epidemic first emerged in China in December.
The novel coronavirus has upended the lives of billions of people as nations imposed lockdown measures to curb its spread, sending the global economy into a tailspin.
The G20 statement was silent on US President Donald Trump's decision last week to cut off Washington's bilateral funding to the World Health Organization (WHO).