PSG, a 1-page paper questionnaire, is a reliable measure of patient utility suitable for use in postal surveys.

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Patch testing is an invaluable diagnostic tool in the evaluation of allergic contact dermatitis. While TrueTest has simplified the technique for many practitioners, there remains potential for error. We asked 4 experts to describe their approach to several dilemmas encountered in patch testing. Their responses will be helpful to both the veteran and tyro.

No abstract