Lumbanraja, S. N., Hayati, R., Sukatendel, K., Marpaung, J., Rusda, M., & Ardiansyah, E. (2023). Relationship of Vaccination History and Pregnancy Health Protocol Compliance with Positive Antigen Test Result at Community Health Center in Medan, Indonesia. Open Access Macedonian Journal of Medical Sciences, 11(E), 162–165. https://doi.org/10.3889/oamjms.2023.11298