DOI:
10.1055/s-00000020
Geburtshilfe und Frauenheilkunde
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References
Schilling L, Schneider S, Maul H. et al.
STudy on E-cigarettes and Pregnancy (STEP) – Study protocol of a mixed methods study on risk perception of e-cigarette use during pregnancy and sample description.
Geburtsh Frauenheilkd 2020;
80: 66-75
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