Which among the following chronic lung disease commonly known as black lung disease, leads to reduced life expectancy in coal-miners?

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Question:Which among the following chronic lung disease commonly known as black lung disease, leads to reduced life expectancy in coal-miners?

1.Pneumoconiosis

2.Mesothelioma

3.Colliers Asthma

4.Progressive Massive Fibrosis

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  1. Which among the following chronic lung disease commonly known as black lung disease, leads to reduced life expectancy in coal-miners?
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