Usmani S, Jain A, Al Riyami K, Abubakar S. Accumulation of 131Iodine in the nasolacrimal sac/duct after radioiodine therapy for papillary thyroid cancer. J Pak Med Assoc [Internet]. 2023 Feb. 15 [cited 2025 Jul. 12];73(3):713-4. Available from: https://jpma.org.pk/index.php/public_html/article/view/9431