![Low selenium levels in serum and increased concentration in neoplastic tissues in patients with colorectal cancer: Correlation with serum carcinoembryonic antigen]()
Low selenium levels in serum and increased concentration in neoplastic tissues in patients with colorectal cancer: Correlation with serum carcinoembryonic antigenCharalabopoulos, Konstantin; Kotsalos, Antonios; Karkabounas, Spyridon; Vezyraki, Patrona; Kalfakakou, Vicky; Metsios, Apostolos; Golias, Christos; Charalabopoulos, Alexander; Batistatou, Anna; Evangelou, Angelos · Scandinavian Journal of Gastroenterology · 2006