?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=E.F.&rft.au=Hansen%2C+E.F.&rft.aulast=Hansen&rft.date=2019&rft.title=The+relationship+between+maternal+smoking+during+pregnancy+and+obesity+among+German+children.&rft.degree=Bachelor