In the paper, “Development and validation of a CGH microarray for clinical cytogenetic diagnosis,” July/August 2005 Genet Med, the name of the co-author Pawel Stankiewicz was misspelled. The correct citation should read: Sau W. Cheung, Chad A. Shaw, Wei Yu, Jiangzham Li, Zhishuo Ou, Ankita Patel, Svetlana A. Yatsenko, Mitchell L. Cooper, Patti Furman, Pawel Stankiewicz, James R. Lupski, A. Craig Chinault, Arthur L. Beaudet. Development and validation of a CGH microarray for clinical cytogenetic diagnosis. Genet Med 2005 July/Aug;7(6):422–32.