1. Measurement of rivaroxaban concentrations demonstrates lack of clinical utility of a PT, dPT and APTT test in estimating levels. (2nd May 2018) Authors: Thom, I.; Cameron, G.; Robertson, D.; Watson, H. G. Journal: International journal of laboratory hematology Issue: Volume 40:Number 4(2018:Aug.) Page Start: 493 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗