[1] Univ Rey Juan Carlos, Student Hlth Sci, Madrid, Spain
[2] Univ Birmingham, Inst Clin Sci, Coll Med & Dent Sci, Sch Nursing, Birmingham, England
[3] Univ Rey Juan Carlos, Dept Phys Therapy Occupat Therapy Rehabil & Phys M, Alcorcon, Spain
[4] Univ Rey Juan Carlos, Catedra Inst Docencia Clin Invest Fisioterapi, Terapia Manual Punc Seca & Ejercicio Terapeut, Alcorcon, Spain
[5] Univ Birmingham, Inst Clin Sci, Coll Med & Dent Sci, Sch Nursing, Birmingham, England
[6] Univ Rey Juan Carlos, Calle Dulzura 29,4A, Madrid 28041, Spain