Zuidah Z. The Relationship of Knowledge with the Actions of the Patients of Pulmonary Tuberculosis About the Prevention of Covid–19 in Pulmonary Poly Rumah Sakit Haji Medan 2021. midwifery [Internet]. 2021 Jul. 25 [cited 2026 May 26];10(1, October):6-8. Available from: https://midwifery.iocspublisher.org/index.php/midwifery/article/view/130