Fig. 1From: Behavior-analytic intervention for women with fibromyalgia and insomnia: a single subject designOutline with the presentation of the different phases for each participant. ◊ Initial, intermediate, final, or follow-up assessments; ▪ application of END/S; BL—baseline; A—phase A (management of conditions of the physical environment); phase B (management of interpersonal relationships). Shaded highlighting indicates the 30-day period without interventionBack to article page