# Backtracking Transmission of COVID-19 in China Based on Big Data Source, and Effect of Strict Pandemic Control Policy

> Research article (Bulletin of Chinese Academy of Sciences (Chinese Version), 2020) · cited 27× · AI/ML

**Wikidata**: [openalex:W3156121671](https://www.wikidata.org/wiki/openalex:W3156121671)  
**Source**: https://4ort.xyz/entity/backtracking-transmission-of-covid-19-in-china-based-on-big-data-source-and-effect-of-strict-pandemic-control-policy