Assessment of natural radioactivity and radiological risks associated with African spinach from Kwara State, NigeriaAdegbulugbe Samuel Kanmi, Taha Yaseen Wais, Berivan F. Namq, Laith Ahmed Najam, Umaru Ibrahim, Ishak Yau Tanko, U. Rilwan and M. I. SayyedEur. Phys. J. Plus, 140 7 (2025) 617DOI: https://doi.org/10.1140/epjp/s13360-025-06560-1