South African Society of Orthodontists, 22 Jul 2015 Orthodontic protraction of mandibular molars without maxillary counterbalance extraction in cases of aplasia or extraction…
South African Society of Orthodontists, 30 Jun 2015 Head Face Med. 2015 Jun 20;11(1):22. doi: 10.1186/s13005-015-0079-4.