Carlos Boavida Tilman 2025. The Explanation Of The Level Of Knowledge And Attitude Of The 12-Year-Old Students On Syphilis Prevention At The School Of The General Secondary Education Railaco Ermera, Timor-Leste (2025): Research Article. American Journal of Medical and Clinical Research & Reviews. 4, 2 (Jan. 2025), 1–10. DOI:https://doi.org/10.58372/2835-6276.1256.