Eren, F. H., & Besler, H. T. (2019). A 4-week consumption of light or dark roast unfiltered (Turkish) coffee affects cardiovascular risk parameters of homocysteine and cholesterol concentrations in healthy subjects: a randomized crossover clinical trial.: The effects of unfiltered (Turkish) coffee consumption on cardiovascular risk parameters. Progress in Nutrition, 21(1), 164-173. https://doi.org/10.23751/pn.v21i1.7662