TY - RPRT TI - Collider Scope: How selection bias can induce spurious associations AU - Marcus R Munafo AU - Kate Tilling AU - Amy E Taylor AU - David M Evans AU - George Davey Smith PY - 2016 DO - 10.1101/079707 UR - https://www.biorxiv.org/content/10.1101/079707v1 ID - 10.1101/079707 ER -