包含标签：and does it affect the people around you? 的文章
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Is lung cancer contagious?
Lung cancer is not contagious. Infectious diseases mainly refer to a class of diseases caused by various pathogens that can be transmitted from per…… -
Is pneumonia contagious? Do I need to keep my distance from someone infected with pneumonia?
Pneumonia refers to inflammation of the alveoli, respiratory tract and interstitium of the lungs, mostly caused by infection by pathogenic microorg……