AL-KHAZRAJY, O. S. Spectrophotometric Determination of Ketotifen Fumarate in Pure and Pharmaceutical Preperations by Bromophenol Blue Reagent. Ibn AL-Haitham Journal For Pure and Applied Sciences, Baghdad, Iraq., v. 24, n. 3, 2016. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/827. Acesso em: 14 mar. 2025.