PT - JOURNAL ARTICLE AU - Fenne Wouters AU - Florus J van der Giesen AU - Xanthe M E Matthijssen AU - Ellis Niemantsverdriet AU - Annette H M van der Helm-van Mil TI - Difficulties making a fist in clinically suspect arthralgia: an easy applicable phenomenon predictive for RA that is related to flexor tenosynovitis AID - 10.1136/annrheumdis-2019-215402 DP - 2019 Oct 01 TA - Annals of the Rheumatic Diseases PG - 1438--1439 VI - 78 IP - 10 4099 - http://ard.bmj.com/content/78/10/1438.short 4100 - http://ard.bmj.com/content/78/10/1438.full SO - Ann Rheum Dis2019 Oct 01; 78