Citation Select	Willeboordse F, Schellevis FG, Chau SH, Hugtenburg JG, Elders PJ The effectiveness of optimised clinical medication reviews for geriatric patients: Opti-Med a cluster randomised controlled trial Fam Pract. 2017 Aug 1;34(4):437-445. doi: 10.1093/fampra/cmx007