Puig-Hernández JF, Jiménez-Vélez BD. High Pressure Liquid Chormatography Determination of the Concentration and Integrity of L-Thyroxine in Free T4 Stock Solution. PRHSJ [Internet]. 2005 Jun. 1 [cited 2025 Dec. 19];24(2). Available from: https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/385