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van de Weert-van Leeuwen PB, Hulzebos HJ, Werkman MS, Michel S, Vijftigschild LA, van Meegen MA, van der Ent CK, Beekman JM, Arets HG.van de Weert-van Leeuwen PB, et al. Among authors: werkman ms.Respir Med. 2014 Mar;108(3):445-52. doi: 10.1016/j.rmed.2013.08.012. Epub 2013 Aug 28.Respir Med. 2014.PMID: 24480322Free article.