Postural Observation of Shoulder Flexion during Asymmetric Lifting Tasks. - Xu Xu; Chien-Chi Chang; Gert S. Faber; Idsart Kingma; Jack Tigh Dennerlein (HCI (17), 2011)

The Validity and Interrater Reliability of Video-Based Posture Observation During Asymmetric Lifting Tasks. - Xu Xu; Chien-Chi Chang; Gert S. Faber; Idsart Kingma; Jack Tigh Dennerlein (Hum. Factors, 2011)

Estimating 3-D L5/S1 Moments During Manual Lifting Using a Video Coding System: Validity and Interrater Reliability. - Xu Xu; Chien-Chi Chang; Gert S. Faber; Idsart Kingma; Jack Tigh Dennerlein (Hum. Factors, 2012)