%0 Journal Article %T Treatment compliance of adolescent orthodontic patients with headgear activator and twin-block appliance assessed prospectively using microelectronic wear-time documentation %A Arponen,, Heidi %A Hirvensalo,, Ritva %A Lindgren,, Veronica %A Kiukkonen,, Anu %J The European Journal of Orthodontics %@ 0141-5387 %D 2020-04-01 %I Oxford University Press %~ DeepDyve