title: Reply to: Is there survival benefit from increased intensity for CEA monitoring after primary resection of colorectal cancer?
authors.affiliation: University Medical Center Groningen, Department of Surgery, Groningen, Netherlands. Electronic address: c.j.verberne@umcg.nl.
authors.forename: C J
authors.initials: CJ
authors.lastname: Verberne
authors.affiliation: University Medical Center Groningen, Department of Surgery, Groningen, Netherlands.
authors.forename: T
authors.initials: T
authors.lastname: Wiggers
mesh_terms: D014408:Biomarkers, Tumor / Q000097:blood*; D002272:Carcinoembryonic Antigen / Q000097:blood*; D002277:Carcinoma / Q000601:surgery*; D003082:Colectomy; D015179:Colorectal Neoplasms / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male; D009364:Neoplasm Recurrence, Local / Q000175:diagnosis*
chemical_list: D014408:Biomarkers, Tumor; D002272:Carcinoembryonic Antigen