C , Zhang Z . Assessing the elastic properties of skeletal muscle and tendon using shearwave ultrasound elastography and MyotonPRO . Sci Rep . 2018 ; 8 ( 1 ): 17064 . PubMed ID: 30459432 doi:10.1038/s41598-018-34719-7 30459432 10.1038/s41598-018-34719-7 22. Mullix J , Warner M , Stokes