Wareewanit, K., Tanontip, K., Saebin, A., Tragoolgit, W., Siriphol, K. and Chaowalit, P. 2026. Descriptive Investigation of a Newly Detected Leprosy Case in Nakhon Si Thammarat, Thailand, 2025. Outbreak, Surveillance, Investigation & Response (OSIR) Journal. 19, 1 (Mar. 2026), 278202. DOI:https://doi.org/10.59096/osir.v19i1.278202.