Fig. 3From: Dosimetrically administered nebulized morphine for breathlessness in very severe chronic obstructive pulmonary disease: a randomized, controlled trialChanges in visual analogue scale breathlessness scores during morphine nebulization. Section A: daily changes in visual analogue scale (VAS) during morphine nebulization; ‘before’ and ‘after’ refer to the moment of morphine nebulization. Section B: minute changes in VAS after morphine nebulization; ‘baseline’ refers to the assessment made on the first day of treatment, before nebulizationBack to article page