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Are “Passive” Extension Exercises Really Passive?
Journal of Orthopaedic & Sports Physical Therapy, 1994When rehabilitating patients with back dysfunction, extension exercises that are presumably "passive" for the erector spinae muscles are frequently used. The purpose of this study was to record electromyographic (EMG) activity from back extensor muscles to determine if these muscles are truly inactive during these maneuvers.
I, Fiebert, C D, Keller
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Pediatrics, 1963
Passive immunization has existed for over 70 years, ever since Von Behring and Kitasato demonstrated its effectiveness in neutralizing diphtheria toxin. In fact, at first glance one might think that there was little new to say on this subject. However, the very fact that its concepts and practices have been so long accepted and–in the minds of many ...
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Passive immunization has existed for over 70 years, ever since Von Behring and Kitasato demonstrated its effectiveness in neutralizing diphtheria toxin. In fact, at first glance one might think that there was little new to say on this subject. However, the very fact that its concepts and practices have been so long accepted and–in the minds of many ...
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Passivity, Dissipativity, and Passivity Indices
2020Hasan Zakeri, Panos J Antsaklis
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