Use of continuous results to compare ELISAs for the detection of antibodies to non-structural proteins of foot-and-mouth disease virus., Dekker, Aldo, Sammin Donal, Greiner Matthias, Bergmann Ingrid, Paton David, Grazioli Santina, De Clercq Kris, and Brocchi Emiliana , Vaccine, 2008 May 23, Volume 26, Issue 22, p.2723-32, (2008)