自己株式とみなし譲渡・みなし配当課税 (特集=経済変動期の法と税制--企業組織・金融)

Severe airflow limitation is an important risk factor that is associated with hypercapnic failure in acute exacerbated COPD patients. Validation in prospective cohorts is warranted and should focus on more intensive monitoring of these at-risk patients.