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Lietzén, Raija, Pekka Virtanen, Mika Kivimäki, Jyrki Korkeila, Sakari Suominen, Lauri Sillanmäki, Markku Koskenvuo, och Jussi Vahtera. "Change in β(2)-agonist Use After Severe Life Events in Adults With Asthma: A Population-based Cohort Study: Life Events and Bronchodilator Usage Among Adults With Asthma." J Psychosom Res 2017.

Lietzén, Raija, et al. "Change in β(2)-agonist Use After Severe Life Events in Adults With Asthma: A Population-based Cohort Study: Life Events and Bronchodilator Usage Among Adults With Asthma." J Psychosom Res 2017.