From: The effect of micro-osteoperforations on the rate of maxillary incisors' retraction in orthodontic space closure: a randomized controlled clinical trial
Central incisors
CG
MPOG
P value*
UR1
5.66 ± 4.70
6.86 ± 3.84
ns
UL1
5.29 ± 4.60
6.07 ± 3.60