Dr Govardhani V , Dr Kalaivani Amitkumar , Dr Balaji Radhakrishnan , Dr Meethu Rappai. A Rare Event of Unmasking Anaplastic Transformation in Pre-Existing Papillary Thyroid Carcinoma - A Case Report. SEEJPH [Internet]. 2025 Mar. 15 [cited 2026 Apr. 30];:3793-8. Available from: https://seejph.com/index.php/seejph/article/view/5857