Nahusona, Donald Ronald (2023) PERBEDAAN KONSENTRASI EKSTRAK KULIT SEMANGKA TERHADAP PELEPASAN KADAR ION LOGAM PADA KAWAT ORTODONTI BERBAHAN NIKEL TITANIUM (Penelitian Ekperimental Laboratoris) = DIFFERENCE IN CONCENTRATION OF WATERMELON PEEL EXTRACT ON THE RELEASE OF METAL ION LEVELS IN NICKEL-TITANIUM ORTHODONTIC WIRES (Laboratory Experimental Research). Thesis thesis, Universitas Hasanuddin.