Lipoprotein(a) and apolipoprotein B plasma concentrations in hypothyroid, euthyroid and hyperthyroid subjects - de Bruin, TWA; van Barlingen, H; van Linde-Sibenius Trip, M; van Vuurst de Vries, AR; Akveld, MJ; Erkelens, DW (J Clin Endocrinol Metab, 1993)