Werawatakul, Y., Sukprasert, S., Wongkham, C. and Kotimanusvanij, D. (2013) “Screening for Rubella Antibodies in Normal Pregnant Women and Active Immunization Program in Post Partum Period, A Cost Analysis”, Srinagarind Medical Journal, 6(2), pp. 73–84. available at: https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13563 (accessed: 17 September 2026).