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First, the bronchial model is developed from human primary bronchial epithelial cells collected from macroscopically normal bronchial tissue whereas the alveolar model is developed from immortalized lung adenocarcinoma cell line exhibiting characteristics of type II pneumocytes

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Different types of leukoplakia Leukoplakia is divided into three different types, which we would now like to introduce to you: Homogeneous (uniform) leukoplakia In this form of leukoplakia, the affected mucosa is white throughout, has a smooth surface and a sharp demarcation to the healthy area

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95% CI 0.74 to 0.89), especially in all cancer (HR 0.84