Department of Genetics and Pediatrics, University of Alabama at Birmingham, Birmingham, Alabama, USA
Correspondence and requests for reprints to Maria Descartes, MD, Department of Genetics and Pediatrics, University of Alabama at Birmingham, 1530 3rd Avenue South (Mailing), 720 20th Street South, Birmingham, AL 35294-0024, USA
Tel: +1 205 934 4983; fax: +1 205 975 6389; e-mail: [email protected]
Received 10 February 2006 Accepted 13 February 2006