1. Validity and reliability of smartphone magnetometer-based goniometer evaluation of shoulder abduction – A pilot study. Issue 6 (December 2015) Authors: Johnson, Linda B.; Sumner, Sean; Duong, Tina; Yan, Posu; Bajcsy, Ruzena; Abresch, R. Ted; de Bie, Evan; Han, Jay J. Journal: Manual therapy Issue: Volume 20:Issue 6(2015:Dec.) Page Start: 777 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗