TY - RPRT TI - Principal component method for assessing structural heterogeneity across multiple alignment media. AU - Jean-Christophe Hus AU - Rafael Brüschweiler PY - 2002 DO - 10.1023/a:1020927930910 UR - https://pubmed.ncbi.nlm.nih.gov/12495028/ ID - 12495028 ER -