TY - RPRT TI - Density modification of cryo-EM maps AU - Terwilliger, Thomas C. (ORCID:0000000163840320) AU - Sobolev, Oleg V. (ORCID:0000000206233214) AU - Afonine, Pavel V. (ORCID:000000025052991X) AU - Adams, Paul D. (ORCID:0000000193338219) AU - Read, Randy J. (ORCID:0000000182730047) PY - 2020 DO - 10.1107/s205979832001061x UR - https://www.osti.gov/biblio/1664563 ID - 1664563 ER -