Role of anti-transglutaminase (anti-tTG), anti-gliadin, and anti-endomysium serum antibodies in diagnosing celiac disease: A comparison of four different commercial kits for anti tTG determination. - Basso,D.; Gallo,N.; Guariso,G.; Piva,M.C.; Plebani,M. (J Clin Lab Anal, 2001)