Journal Article Evaluation of the risk of root resorption during orthodontic treatment: A study of upper incisors Get access Eva Levander, Eva Levander Stockholm, Sweden Search for other works by this author on: Oxford Academic PubMed Google Scholar Olle Malmgren Olle Malmgren 1 Stockholm, Sweden 1Odont. Dr. Olle Malmgren Department of Orthodontics Eastmaninstitutet Dalagatan 11 S-113 24 Stockholm Sweden Search for other works by this author on: Oxford Academic PubMed Google Scholar European Journal of Orthodontics, Volume 10, Issue 1, February 1988, Pages 30–38, https://doi.org/10.1093/ejo/10.1.30 Published: 01 February 1988