TY - RPRT TI - Improving macromolecular atomic models at moderate resolution by automated iterative model building, statistical density modification and refinement. AU - Thomas C Terwilliger PY - 2003 DO - 10.1107/s0907444903009922 UR - https://pubmed.ncbi.nlm.nih.gov/12832760/ ID - 12832760 ER -