1. Clinical Laboratory , Hospital Universitario de San Juan , San Juan de Alicante, Alicante , Spain
2. Department of Biochemistry and Molecular Pathology , Universidad Miguel Hernandez , Elche , Spain , Phone: +34 965169463, Fax: +34 965169460
3. Department of Clinical Medicine , Universidad Miguel Hernandez , Elche , Spain
4. Department of Biochemistry and Molecular Pathology , Universidad Miguel Hernandez , Elche , Spain
5. Primary Care Center of Muchamiel , Alicante-San Juan Health District, Muchamiel , Spain
6. Department of Radiology , University of Missouri , Columbia, MO , USA