TY - CPAPER AU - Nascimento D. BT - PRImary Care MUSculoskeletal Research Congress CY - De Doelen, Rotterdam, The Netherlands LA - eng PP - De Doelen, Rotterdam, The Netherlands PY - 2010 T2 - PRImary Care MUSculoskeletal Research Congress TI - The assessment of transversus abdominis muscle recruitment in high disabling chronic low back pain patients: is it reliable? ER -