PT - JOURNAL ARTICLE AU - N. M. Alpert AU - J. F. Bradshaw AU - D. Kennedy AU - J. A. Correia TI - The Principal Axes Transformation—A Method for Image Registration DP - 1990 Oct 01 TA - Journal of Nuclear Medicine PG - 1717--1722 VI - 31 IP - 10 4099 - http://jnm.snmjournals.org/content/31/10/1717.short 4100 - http://jnm.snmjournals.org/content/31/10/1717.full SO - J Nucl Med1990 Oct 01; 31