Transculturally adapted Spanish SRI questionnaire for home mechanically ventilated patients was viable, valid, and reliable - López-Campos, Jose Luis; Failde, Inmaculada; Masa, Juan F.; Benítez-Moya, Jose M.; Barrot, Emilia; Ayerbe, Ruth; León-Jiménez, Antonio; Windisch, Wolfram (Journal of Clinical Epidemiology, 2008)