Effects of Defoliation on Phenolic Concentrations, Antioxidant and Antibacterial Activity of Grape Skin Extracts of the Varieties Blaufränkisch and Merlot (Vitis vinifera L.) - Valentina Pavić; Toni Kujundžić; Marina Kopić; Vladimir Jukić; Ulrike Braun; Florian Schwander; Mato Drenjančević (Molecules, 2019)