The development and validation of the Virtual Tissue Matrix, a software application that facilitates the review of tissue microarrays on line. - Catherine M. Conway; Deirdre O'Shea; Sallyann O'Brien; Darragh K. Lawler; Graham D. Dodrill; Anthony O'Grady; Helen Barrett; Christian Gulmann; Lorraine O'Driscoll; William M. Gallagher; Elaine W. Kay; Daniel G. O'Shea (BMC Bioinform., 2006)