Jolanta Wieczorek et al.
Journal of toxicology and environmental health. Part A, 73(17-18), 1236-1243 (2010-08-14)
The concentrations of the heavy metals lead (Pb) and cadmium (Cd) were determined in berries (blackberry, raspberry, bilberry, wild strawberry), and hazelnuts picked from plants in the wild as well as in fruit (blackberry, raspberry, blueberry) and hazelnuts picked from