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Published in 2021 at "Contact Dermatitis"
DOI: 10.1111/cod.13954
Abstract: A 60-year-old man who had worked at a cement factory presented with slate-gray–colored hyperpigmentation on his nose and both cheeks (Figure 1A). He had used a cup-shaped dust mask (FFP1 equivalent, Figure 1B) for 4…
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Keywords:
riehl melanosis;
mask;
caused occupational;
melanosis caused ... See more keywords