Prasad Panigrahy, Uttam, Nalini Kanta Sahoo, and A. Sunil Kumar Reddy. “Development and Validation of Entacapone in Human Plasma by Liquid Chromatography-Tandem Mass Spectrometry”. Asian Journal of Chemistry 27, no. 12 (August 29, 2015): 4669–4674. Accessed June 30, 2024. https://asianpubs.org/index.php/ajchem/article/view/27_12_63.