title: Bulla formation in erythema multiforme. A preliminary report.
mesh_terms: D001768:Blister / Q000209:etiology* / Q000473:pathology; D004804:Eosinophils; D004892:Erythema Multiforme / Q000209:etiology* / Q000473:pathology; D006801:Humans; D008854:Microscopy, Electron; D009336:Necrosis; D012867:Skin / Q000473:pathology