A. He had a heart attack and died peacefully. B. He was attacked hard and died quickly. C. He died peacefully when preparing dinner. D. He died peacefully while sleeping on the bed.
A. 植物外伤 B. 角膜接触镜佩戴史 C. 自身免疫力低下 D. 药物滥用
A. 肺炎链球菌 B. 绿脓杆菌 C. 金黄色葡萄球菌 D. 表皮葡萄球菌
A. 单纯疱疹病毒性角膜炎 B. 丝状角膜炎 C. 阿米巴性角膜炎 D. 真菌性角膜炎
A. 上皮细胞层 B. 后弹力层 C. 内皮细胞层 D. 基质层
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