Ana Claudia da Costa Guterres, Sri Annisa Jamarupada, Tiara Mudrika, Azizah Yuhani, Sulistyaningsih, and Putri Listiani. “Cost-Effectiveness of Maternal Tetanus Toxoid and Tetanus Diphtheria in Developing Countries: Systematic Review”. Journal Of Nursing Practice 9, no. 2 (January 28, 2026): 446–458. Accessed January 31, 2026. https://thejnp.org/index.php/jnp/article/view/995.