Treatment of Class Ⅱ division 2 malocclusion with Herbst appliance in young adults
Sang Ting, Wu Jun, Huang Zhen, Zheng Ying
West China Journal of Stomatology . 2012, (1): 49 -53 .  DOI: 10.3969/j.issn.1000-1182.2012.01.012