Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Hidemasa Okihara and Takashi Ono,Correction of bilateral heavily impacted second molar with improved super-elastic nickel-titanium alloy wires,American Journal of Orthodontics and Dentofacial Orthopedics,0889-5406,Elsevier BV,2020-07,158,1,114-125,https://cir.nii.ac.jp/crid/1360584344414180864,https://doi.org/10.1016/j.ajodo.2019.03.033