Comparative Study of Indicators of Mental Development of Primary School Children Living in Mountainous, Foothill and Coastal AreasNatavan Karamova, Nazrin Khayrullayeva, Naile Guliyeva, Ulkar Ganbarli, Nazrin Mustafazade, Samire Aliyeva and Rukhsara MammadliBIO Web Conf., 151 (2025) 04015DOI: https://doi.org/10.1051/bioconf/202515104015