TY - RPRT TI - A phylogenetic mixture model for detecting pattern-heterogeneity in gene sequence or character-state data. AU - Mark Pagel AU - Andrew Meade PY - 2004 DO - 10.1080/10635150490468675 UR - https://pubmed.ncbi.nlm.nih.gov/15371247/ ID - 15371247 ER -