@misc{indiciae3470793ad147, title = {Pneumatic resistance machines can provide eccentric loading: response.}, author = {Darryn Willoughby}, year = {2004}, doi = {10.1249/01.mss.0000139891.26983.bb}, url = {https://pubmed.ncbi.nlm.nih.gov/15354052/}, note = {Source identifier: 15354052} }