Berry Donald A
Department of Biostatistics & Applied Mathematic, University of Texas M. D. Anderson Cancer Center, 1515 Holcombe Blvd, Box 447, Houston, TX 77030-4009, USA.
Stroke. 2005 Jul;36(7):1621-2. doi: 10.1161/01.STR.0000170637.02692.14. Epub 2005 Jun 9.