“Impact of Reagent Lot-to-Lot Variation on Internal Quality Control Results in Thyroid Hormone Analysis: A Retrospective Laboratory Study”. Bangladesh Journal of Nuclear Medicine 28, no. 2 (May 19, 2026): 263–269. Accessed July 12, 2026. https://www.banglajol.info/index.php/BJNM/article/view/89110.