Vromans, Maria, and Pouran Faghri. “Electrical Stimulation Frequency and Skeletal Muscle Characteristics: Effects on Force and Fatigue”. European Journal of Translational Myology 27, no. 4 (December 5, 2017). Accessed April 28, 2024. https://www.pagepressjournals.org/bam/article/view/6816.