1 Knowledge, attitudes, and practices towards measures for prevention of the spread of COVID-19: An online cross-sectional survey among Bangladeshi residents Satyajit Kundu 1# , Abu Sayeed 2*# , Md. Hasan Al Banna 3# , Musammet Rasheda Begum 4 , Tapos Kormoker 5 , Keith Brazendale 6 , M. Tasdik Hasan 7 , Sanjida Jahan Habiba 8 , Mohammad Tazrian Abid 8 , Md. Asaduzzaman Khan 9 , Sukanta Chawdhury 10 , Ram Proshad 11,12 , Md Shafiqul Islam Khan 3 1 Department of Biochemistry and Food Analysis, Patuakhali Science and Technology University, Patuakhali - 8602, Bangladesh. 2 Department of Post-Harvest Technology and Marketing, Patuakhali Science and Technology University, Patuakhali- 8602, Bangladesh. 3 Department of Food Microbiology, Patuakhali Science and Technology University, Patuakhali- 8602, Bangladesh. 4 Department of Agricultural Economics and Social Sciences, Chattogram Veterinary and Animal Sciences University. 5 Department of Emergency Management, Patuakhali Science and Technology University, Patuakhali- 8602, Bangladesh. 6 Department of Health Sciences, University of Central Florida, Orlando, United States. 7 Department of Primary Care & Mental Health, University of Liverpool, Liverpool, UK. 8 Faculty of Nutrition and Food Science, Patuakhali Science and Technology University, Patuakhali- 8602, Bangladesh. 9 The Research Center for Preclinical Medicine, Southwest Medical University, Luzhou, Sichuan, China 10 Infectious Diseases Division,International Centre for Diarrhoeal Disease Research, Bangladesh (ICDDR,B), Dhaka 1212, Bangladesh. 11 Key Laboratory of Mountain Surface Process and Ecological Regulation, Institute of Mountain Hazards and Environment, Chinese Academy of Sciences, Chengdu 610041, Sichuan, China. 12 University of Chinese Academy of Sciences, Beijing 100049, China # Those three authors have similar contribution in this study * Corresponding author: Abu Sayeed, Department of Post-Harvest Technology and Marketing, Patuakhali Science and Technology University, Patuakhali- 8602, Bangladesh. Mail address: shuvo.nfs.pstu@gmail.com ORCID: https://orcid.org/0000-0003-0745-1755 Mobile No: +8801753837266