Comment on

• Features of Patients With Hereditary Mixed Polyposis Syndrome Caused by Duplication of GREM1 and Implications for Screening and Surveillance.

  Lieberman S, Walsh T, Schechter M, Adar T, Goldin E, Beeri R, Sharon N, Baris H, Ben Avi L, Half E, Lerer I, Shirts BH, Pritchard CC, Tomlinson I, King MC, Levy-Lahad E, Peretz T, Goldberg Y. Lieberman S, et al. Gastroenterology. 2017 Jun;152(8):1876-1880.e1. doi: 10.1053/j.gastro.2017.02.014. Epub 2017 Feb 24. Gastroenterology. 2017. PMID: 28242209
• GREM1 Defect Unlikely to be Disease Causing and Hence Not Useful for Screening and Surveillance in Singapore Mixed Polyposis Families.

  Cheah PY, Lo M, Tang CL. Cheah PY, et al. Gastroenterology. 2017 Dec;153(6):1692. doi: 10.1053/j.gastro.2017.04.057. Epub 2017 Nov 3. Gastroenterology. 2017. PMID: 29107710 No abstract available.