“Knowledge, Attitudes and Preventive Practices Toward COVID-19 Among Hypertensive and Diabetic Patients in Karachi: A Cross-Sectional Study: Research Article”. Pak-Euro Journal of Medical and Life Sciences, vol. 8, no. 3, Sept. 2025, pp. 511-6, https://doi.org/10.31580/pjmls.v8i3.3355.