List of Articles Leaves Open Access Article Abstract Page Full-Text 1 - Determination of caffeine content in Wollega Zones, Ethiopian coffee bean, pulp and leaves by high performance liquid chromatography Zerihun Asfew Aman Dekebo 20.1001.1.25883623.2019.3.4.4.5 Open Access Article Abstract Page Full-Text 2 - Secondary metabolites from Araucaria araucana (Molina) K.Koch leaves Claudio Frezza Daniela De Vita Laura Fonti Ottavia Giampaoli Ilaria Serafini Fabio Sciubba Claudio Scintu Fabio Attorre 10.71596/tpr.2024.1125893