The COVID-19 pandemic has seriously impacted scientific research activities, especially international cooperation in scientific research. Using bibliometric methods and scientific knowledge graph software, and by calculating collaboration indicators such as international collaboration rates,...

Due to the COVID-19 pandemic the entire world experienced a health, humanitarian, and economic crisis with no record in the present century, leading to the paralysis of activities by voluntary or mandatory quarantines. There is great uncertainty about how long the crisis will last and how...