Fig. 4From: Monopolar surface electromyography: a better tool to assess motoneuron excitability upon passive muscle stretchingH-wave at 50% of Mmax (mean ± SE; n = 5) at bipolar sEMG (G1-BG2, BI), suggested monopolar sEMG (BG2-MG2, MA) and the ordinary monopolar sEMG (G1-MG2, MB). Abbreviations are the same as in Fig. 2. *P = 0.002, **P < 0.05Back to article page