A further Rasch study confirms that ALSFRS-R does not conform to fundamental measurement requirements

Epidemiology of amyotrophic lateral sclerosis in Emilia Romagna Region (Italy): A population based study

(2014) Jessica Mandrioli et al.   Amyotrophic Lateral Sclerosis and Frontotemporal Degeneration

Evidence of multidimensionality in the ALSFRS-R Scale: a critical appraisal on its measurement properties using Rasch analysis

(2013) Franco Franchignoni et al.   JOURNAL OF NEUROLOGY NEUROSURGERY AND PSYCHIATRY

Online assessment of ALS functional rating scale compares well to in-clinic evaluation: A prospective trial

(2012) André Maier et al.   Amyotrophic Lateral Sclerosis

ALS clinical trials: Do enrolled patients accurately represent the ALS population?

(2011) A. Chio et al.   NEUROLOGY

Progression in ALS is not linear but is curvilinear

(2010) Paul H. Gordon et al.   JOURNAL OF NEUROLOGY

Measuring function in advanced ALS: validation of ALSFRS-EX extension items

(2009) P. Wicks et al.   EUROPEAN JOURNAL OF NEUROLOGY

ALSFRS-R score and its ratio: A useful predictor for ALS-progression

(2008) Katja Kollewe et al.   JOURNAL OF THE NEUROLOGICAL SCIENCES