High serum cholesterol levels in persons with ‘high-normal’ TSH levels: should one extend the definition of subclinical hypothyroidism? - Michalopoulou,G.; Alevizaki,M.; Piperingos,G.; Mitsibounas,D.; Mantzos,E.; Adamopoulos,P.; Koutras,D.A. (Eur J Endocrinol, 1998)