TY - RPRT TI - Automatic CTF correction for single particles based upon multivariate statistical analysis of individual power spectra. AU - B Sander AU - M M Golas AU - H Stark PY - 2003 DO - 10.1016/s1047-8477(03)00072-8 UR - https://pubmed.ncbi.nlm.nih.gov/12781666/ ID - 12781666 ER -