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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Which of the following is the commonest etiological agent of Bronchiolitis ?
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The correct answer is  Description: Bronchiolitis refers to inflammation of the bronchioles. It is commonly found in infants and children and is caused by respiratory syncitial virus or adenovirus. Children presents with insidious onset of cough and dyspnea. PFT shows irreversible airflow obstruction.