Application of fuzzy logic on CT-scan images of COVID-19 patients. - Fariha Noor; Md Rashad Tanjim; Muhammad Jawadur Rahim; Md. Naimul Islam Suvon; Faria Karim Porna; Shabbir Ahmed; Md. Abdullah Al Kaioum; Rashedur M. Rahman (Int. J. Intell. Inf. Database Syst., 2021)