International Journal of Environmental Research and Public Health Article Health Literacy and Preventive Behaviors Modify the Association between Pre-Existing Health Conditions and Suspected COVID-19 Symptoms: A Multi-Institutional Survey 1,2, 3, 4 5,6 7,8 Tan T. Nguyen y, Nga T. Le y , Minh H. Nguyen , Linh V. Pham , Binh N. Do , Hoang C. Nguyen 9,10, Huu C. Nguyen 11,12, Tung H. Ha 13, Hung K. Dao 14, Phuoc B. Nguyen 15, Manh V. Trinh 16, Thinh V. Do 17, Hung Q. Nguyen 18, Thao T. P. Nguyen 19,20 , Nhan P. T. Nguyen 21, Cuong Q. Tran 22,23, Khanh V. Tran 24, Trang T. Duong 25, Thu T. M. Pham 26,27 and Tuyen Van Duong 28,* 1 Department of Orthopedics, Can Tho University of Medicine and Pharmacy, Can Tho 941-17, Vietnam;
[email protected] 2 Director Office, Can Tho University of Medicine and Pharmacy Hospital, Can Tho 941-17, Vietnam 3 Allied Health & Human Performance, Higher Degree Research, University of South Australia, Adelaide, SA 5000, Australia;
[email protected] 4 International Ph.D. Program in Medicine, Taipei Medical University, Taipei 110-31, Taiwan;
[email protected] 5 Department of Pulmonary & Cardiovascular Diseases, Hai Phong University of Medicine and Pharmacy Hospital, Hai Phong 042-12, Vietnam;
[email protected] 6 Director Office, Hai Phong University of Medicine and Pharmacy Hospital, Hai Phong 042-12, Vietnam 7 Department of Infectious Diseases, Vietnam Military Medical University, Hanoi 121-08, Vietnam;
[email protected] 8 Division of Military Science, Military Hospital 103, Hanoi 121-08, Vietnam 9 Director