Reply to: Peritoneal invasion and metachronous peritoneal metastases after colon cancer surgery: The role of homogeneous, reliable assessment and confounders
1 Department of Surgery, Amsterdam UMC, University of Amsterdam, Cancer Centre Amsterdam, Amsterdam, the Netherlands.
2 Department of Surgery, Amsterdam UMC, University of Amsterdam, Cancer Centre Amsterdam, Amsterdam, the Netherlands. Electronic address: p.j.tanis@amsterdamumc.nl.