Shivaprasad H, Khanam S. Quantification of Oligomeric Proanthocyanidins in Grapes Seed Extract by Spectrophotometric Method. ajc [Internet]. 2010 Mar. 30 [cited 2024 Aug. 26];18(2):1534-6. Available from: https://asianpubs.org/index.php/ajchem/article/view/21201