title: Contact sensitivity to silicic acid in Unguentum Merck.
mesh_terms: D003877:Dermatitis, Contact / Q000209:etiology*; D003879:Dermatologic Agents / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008875:Middle Aged; D010232:Paraffin; D012824:Silicic Acid / Q000009:adverse effects*; D012822:Silicon Dioxide / Q000009:adverse effects*
chemical_list: D003879:Dermatologic Agents; C052551:Unguentum Merck; D012824:Silicic Acid; D012822:Silicon Dioxide; D010232:Paraffin