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Ekström A, Matthiesen AS, Widström AM, Nissen E.Ekström A, et al. Among authors: widstrom am.Scand J Public Health. 2005;33(5):353-9. doi: 10.1080/14034940510005879.Scand J Public Health. 2005.PMID: 16265802
Edhborg M, Friberg M, Lundh W, Widström AM.Edhborg M, et al. Among authors: widstrom am.Scand J Public Health. 2005;33(4):261-7. doi: 10.1080/14034940510005725.Scand J Public Health. 2005.PMID: 16087488
Ekström A, Widström AM, Nissen E.Ekström A, et al. Among authors: widstrom am.Birth. 2006 Jun;33(2):123-30. doi: 10.1111/j.0730-7659.2006.00089.x.Birth. 2006.PMID: 16732777Clinical Trial.