Khulna Medical College and Hospital (KMCH), located in Boyra, Khulna, Bangladesh, is the fifth site of the CCBOC trial. This site got the approval for subject enrollment on September 14, 2022 and recruited their first patient on September 20, 2022. Since the initiation of the study, a total of 35 subjects have been screened, and among them, 22 patients have been enrolled in the study through January 18, 2023. The Principal Investigator at the KMCH site is Dr. Pritish Tarafder. This site currently employs nine people, including the Site Trial Coordinator: Md. Sifatul Islam; Clinical Research Assistants: Dr. Tahmina Akter Melei, Dr. Md. Ibrahim Khalil, Dr. Md. Mohaiminul Rahman, and Dr. Partha Protim Saha; and Clinical Research Nurses: Shampa Bala, Shampa Mallik, Laxmi Mandol, and Prianka Rani Kundu. Currently, the KMCH site has two dedicated beds for subject requirements at Medicine Units 1 and 3.