No benefit of more intense follow-up after surgery for colorectal cancer in the risk group with elevated CEA levels – An analysis within the COLOFOL randomized clinical trial

Monika Egenvall, Anna Martling, Katalin Veres, Erzsébet Horváth–Puhó, Peer Wille-Jørgensen, Sune Høirup Petersen, Søren Laurberg, Henrik Toft Sørensen, Ingvar Syk, Per Vadgaard Andersen, Henrik Christensen, Jesper Dan Nielsen, Per Jess, Mogens Rørbæk Madsen, Allan Gorm Pedersen, E Østergaard, Pernilla Andersson, Jonas Bengtsson, Mats Bragmark, Pamela Buchwald, Monika Egenvall, Parastau Farahnak, Joakim Folkesson, Lars Påhlman, Michael Goldinger, R Heuman, K. Lindberg, Anna Martling, Pia Näsvall, Johan Ottosson, Birger Sandzén, Carlos Barberousse, Erzsébet Horváth–Puhó, Søren Laurberg, Lars Påhlman, Andrew G. Renehan, Kenneth Smedh, Ingvar Syk, Henrik Toft Sørensen, Peer Wille-Jørgensen