From: Piezo-electric surgery use for the management of patients with onj drug-induced: our experience
Patients Number
Initial Stage
Final stage
*6
*Iia
*IIa
*4
*IIIa
#2
#IIa
#IIb
#IIIa
^1
^IIa
^Ib
^2
^IIIa
^IIb
+1
+IIa
+0