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Bacterial colonizations and infections |
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Bairnsdale ulcer |
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Balanitis xerotica obliterans |
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Bartonella quintana |
Basal cell carcinoma (BCC) |
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Bee stings, female |
Behçet disease |
Benign neoplasms and hyperplasias |
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Beta-blockers, nail changes |
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Black flies |
Black hairy tongue |
Black piedra |