Authors:
Demont, RG
Lephart, SM
Giraldo, JL
Giannantonio, FP
Yuktanandana, P
Fu, FH
Citation: Rg. Demont et al., Comparison of two abdominal training devices with an abdominal crunch using strength and EMG measurements, J SPORT MED, 39(3), 1999, pp. 253-258