PT - JOURNAL ARTICLE AU - Elmer Hoekstra AU - Jaap van der Laan AU - Michael van der Voorn TI - Seventy-five-year-old man with unexplained weight loss and alopecia AID - 10.1136/gutjnl-2019-319013 DP - 2020 May 01 TA - Gut PG - 822--900 VI - 69 IP - 5 4099 - http://gut.bmj.com/content/69/5/822.short 4100 - http://gut.bmj.com/content/69/5/822.full SO - Gut2020 May 01; 69