Ma Zhen-Qiang, Richardson Lisa C
Pennsylvania Department of Health, Harrisburg, Pennsylvania.
Division of Community Epidemiology, Bureau of Epidemiology, Pennsylvania Department of Health, 625 Forster St, Rm 925, Harrisburg, PA 17120. Email:
Prev Chronic Dis. 2022 Apr 21;19:E22. doi: 10.5888/pcd19.220063.