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3. Bratsyuk, Yu. Mobilnyy telefon i mikrokhvyliova pich: rozviyuyemo mify [Mobile phone and microwave oven: dispelling myths]. Retrieved from: https://e-kolosok.org/yuriy-bratsiuk-mobil-nyy-telefon-i-mikrokhvyl-ova-pich-rozviiuiemo-mify-3/ [in Ukrainian].
4. vazhlyvykh pravyl korystuvannya mobilnym telefonom dlya ditey [5 important rules of mobile phone use for children]. Retrieved from: https://derevo-kazok.org/5-vazhlivih-pravil-koristuvannja-mobilnim-telefonom-dlja-ditej.html [in Ukrainian].
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