TY - JOUR AN - 5 AU - Hollender,L. AU - Rönnerman,A. AU - Thilander,B. TI - Root resorption, marginal bone support and clinical crown length in orthodontically treated patients. JO - Eur J Orthod PY - 1980 VL - 2 SP - 197-205 M2 - 197 ER -