Multi-Matrix Assessment of Potentially Toxic Elements Across Soil and Sambucus nigra Organs: Spatial Patterns, Regulatory Compliance, and Dietary Exposure of Edible Fruits
Urban environments may influence elemental exposure from wild edible fruits. This study evaluated spatial patterns, soil-to-organ concentration ratios, and food-safety implications of potentially toxic elements in soil and four Sambucus nigra organs collected from 94 sites across five ecological sectors in Oradea, Roma...