The number of public healthcare personnel and the prevention and control of COVID-19

Rong, X., Yang, L., Chu, H., Zhou, L., Chen, M., Fan, F., Zhu, H., 2020: The number of public healthcare personnel and the prevention and control of COVID-19. . Acta Mathematicae Applicatae Sinica (Chinese). Vol. 43(2); p. 335-349