PT - JOURNAL ARTICLE AU - Josef C. Uyeda AU - Daniel S. Caetano AU - Matthew W. Pennell TI - Statistical and conceptual challenges in the comparative analysis of principal components AID - 10.1101/007369 DP - 2014 Jan 01 TA - bioRxiv PG - 007369 4099 - http://biorxiv.org/content/early/2014/07/22/007369.short 4100 - http://biorxiv.org/content/early/2014/07/22/007369.full