Purification and assessment of stability and homogenity of human thyroglobulin refence material (CRM 457) - Feldt-Rasmussen, U; Profilis, C; Colinet, E; Black, E; Bornet, H; Bourdoux, P; Carayon, P; Ericsson, UB; Koutras, DA; Lamas de Leon, L; DeNayer, P; Pacini, F; Palumbo, G; Santos, A; Schlumberger, M; Seidel, C; Van Herle, AJ; De Vijlder, JJM (Exp Clin Endocrinol, 1994)