Assertion: zinc sulfate | /r/HasProperty | 2.5%
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Source sentences:
text: A statistically significant improvement was observed with a combination cream containing zinc sulphate (2.5%) and clobetasol (0.05%) over plain clobetasol (0.05%) cream in 47 patients of chronic hand eczema in a double-blind, right to left, prospective clinical trial by Faghihi et al. .