Respiratory Medicine · 2005 · 309 citations · 18 references
EducationGeriatric MedicinePhysiologyExercise TestingPhysical TherapyRehabilitationGait EvaluationGait ImpairmentMobility AssessmentPhysical Activity AssessmentPhysical FitnessWalking Performance6-Minute Walk TestSubjectsWalking AbilityWalking CapacityWalking Distance AnalysisWalking LimitationsWalking Speed
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Psychophysical bases of perceived exertion
Gunnar Borg · Medicine & Science in Sports & Exercise · 1982 · 16.4K citations