Pengaruh posisi gigi insisif rahang atas dan Freeway Space terhadap lama adaptasi fonetik pemakai gigi tiruan lengkap pada pengucapan S dan Z : Berdasarkan baku emas palatogram konsonan linguo-platal bahasa Indonesia = The role of upper incisive position and Freeway Space in phonetic adaptation time on complete denture wearers : Based on the gold standard of Indonesian linguo-palatal consonant palatogram