Liwan, Marco Angelo (2022) HUBUNGAN PENGGUNAAN SMARTPHONE TERHADAP PERUBAHAN DALAM KOMPONEN BIOMETRI OKULAR DAN REFRAKSI ANAK USIA SEKOLAH DASAR = THE RELATIONSHIP OF SMARTPHONE USE TO CHANGES IN OCULAR BIOMETRY COMPONENTS AND REFRACTION OF ELEMENTARY SCHOOL AGE CHILDREN. Thesis thesis, Universitas Hasanuddin.