👤 Wang, J Y Keywords 🔗 family cluster (32) 🔗 () 🔗 Novel coronavirus pneumonia (61) 🔗 polymerase chain reaction (304) 🔗 nucleic acid (139) 🔗 ground glass (28) Articles (1) [Analysis of the first cluster of cases in a family of novel coronavirus pneumonia in Gansu Province]. 👤 Bai, S L 👤 Wang, J Y 👤 Zhou, Y Q 👤 Yu, D S 👤 Gao, X M 👤 Li, L L 👤 Yang, F ⏰ 2020 📚 Zhonghua Yu Fang Yi Xue Za Zhi