sistem 4dSoftware Sistem 4D Mikaya adalah satu jalan utk mendapat kemenangan dan KEKAYAAN.. sila baca dan fahami apa yg anda akan baca. Saya sama seperti anda semua, susah dan sentiasaCaries staging and activity assessment is the second essential step in the 4D-cycle for effective and personalised care. It builds on the knowledge acquired from the 1 st D. The aim is to