Visual analogue scales: measurement of subjective phenomena.
作者： AUDREY G. GIFT
DOI: 10.1097/00006199-198909000-00006
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摘要: … The visual analogue scale (VAS) is a selfreport … visual analogue scale. Annals of the Rheumatic Diseases, 40(1), 87-89. GIFT, AG (1989). Validation of a vertical visual analogue scale …
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