00422nas a2200145   4500000000100000008004100001100001400042700001700056700001900073700001300092245014500105300001300250490000700263050000600270       2009                            d1 aSmeets R.1 aLatimer Jane1 aCosta Leonardo1 aMaher C.00aReproducibility of rehabilitative ultrasound imaging for the measurement of abdominal muscle activity: a systematic review (Journal Article)  a756-69. 0 v89  aY