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PY - 2002 DA - 2002// TI - Medical birth registry--an essential resource in perinatal medical research JO - Tidsskr Den Nor Laegeforening Tidsskr Prakt Med Ny Raekke VL - 122 ID - Irgens2002 ER - TY - CHAP AU - Kjøtrød, S. AU - Hentemann, M. A. AU - Johansen, M. S. AU - Hausken, J. AU - Veholmen, M. AU - Birkeland, S. PY - 2015 DA - 2015// TI - Infertilitet BT - Veileder i gynekologi. Norsk gynekologisk forening ID - Kjøtrød2015 ER - TY - JOUR AU - Hemminki, E. AU - Klemetti, R. AU - Rinta-Paavola, M. AU - Martikainen, J. PY - 2003 DA - 2003// TI - Identifying exposures of in vitro fertilization from drug reimbursement files: a case study from Finland JO - Med Inform Internet Med VL - 28 UR - https://doi.org/10.1080/14639230310001621666 DO - 10.1080/14639230310001621666 ID - Hemminki2003 ER - TY - JOUR AU - Triebwasser, J. E. AU - Higgins, S. AU - Secura, G. M. AU - Zhao, Q. AU - Peipert, J. F. PY - 2015 DA - 2015// TI - Pharmacy claims data versus patient self-report to measure contraceptive method continuation JO - Contraception. VL - 92 UR - https://doi.org/10.1016/j.contraception.2015.03.016 DO - 10.1016/j.contraception.2015.03.016 ID - Triebwasser2015 ER - TY - JOUR AU - Vollset, S. E. AU - Gjessing, H. K. AU - Tandberg, A. AU - Rønning, T. AU - Irgens, L. M. AU - Baste, V. PY - 2005 DA - 2005// TI - Folate supplementation and twin pregnancies JO - Epidemiol Camb Mass VL - 16 UR - https://doi.org/10.1097/01.ede.0000152914.84962.13 DO - 10.1097/01.ede.0000152914.84962.13 ID - Vollset2005 ER - TY - BOOK AU - Nordeng, H. AU - Jettestad, M. AU - Sitras, V. PY - 2020 DA - 2020// TI - Legemiddelbruk i svangerskapet og ammeperioden. In: Veileder i fødselshjelp PB - Norsk gynekologisk forening CY - Fredrikstad, Hammerfest, Bergen, Oslo ID - Nordeng2020 ER - TY - JOUR AU - Nordeng, S. AU - Nordeng, H. AU - Høye, S. PY - 2016 DA - 2016// TI - Bruk av antibiotika i svangerskapet JO - Tidsskr Den Nor Legeforening VL - 136 UR - https://doi.org/10.4045/tidsskr.15.0451 DO - 10.4045/tidsskr.15.0451 ID - Nordeng2016 ER - TY - JOUR AU - Bateman, B. T. AU - Mhyre, J. M. AU - Hernandez-Diaz, S. AU - Huybrechts, K. F. AU - Fischer, M. A. AU - Creanga, A. A. PY - 2013 DA - 2013// TI - Development of a comorbidity index for use in obstetric patients JO - Obstet Gynecol VL - 122 UR - https://doi.org/10.1097/AOG.0b013e3182a603bb DO - 10.1097/AOG.0b013e3182a603bb ID - Bateman2013 ER - TY - JOUR AU - Andrade, S. E. AU - Bérard, A. AU - Nordeng, H. M. E. AU - Wood, M. E. AU - Gelder, M. M. H. J. AU - Toh, S. PY - 2017 DA - 2017// TI - Administrative claims data versus augmented pregnancy data for the study of pharmaceutical treatments in pregnancy JO - Curr Epidemiol Rep VL - 4 UR - https://doi.org/10.1007/s40471-017-0104-1 DO - 10.1007/s40471-017-0104-1 ID - Andrade2017 ER - TY - JOUR AU - Koopmans, P. C. AU - Bos, J. H. J. AU - Berg, L. T. W. PY - 2012 DA - 2012// TI - Are antibiotics related to oral combination contraceptive failures in the Netherlands? A case-crossover study JO - Pharmacoepidemiol Drug Saf VL - 21 UR - https://doi.org/10.1002/pds.3267 DO - 10.1002/pds.3267 ID - Koopmans2012 ER - TY - JOUR AU - Toh, S. AU - Mitchell, A. A. AU - Anderka, M. AU - Berg, L. T. W. AU - Hernández-Díaz, S. PY - 2011 DA - 2011// TI - National Birth Defects Prevention Study. Antibiotics and oral contraceptive failure - a case-crossover study JO - Contraception. VL - 83 UR - https://doi.org/10.1016/j.contraception.2010.08.020 DO - 10.1016/j.contraception.2010.08.020 ID - Toh2011 ER - TY - JOUR AU - Archer, J. S. M. AU - Archer, D. F. PY - 2002 DA - 2002// TI - Oral contraceptive efficacy and antibiotic interaction: a myth debunked JO - J Am Acad Dermatol VL - 46 UR - https://doi.org/10.1067/mjd.2002.120448 DO - 10.1067/mjd.2002.120448 ID - Archer2002 ER - TY - JOUR AU - Nilsen, R. M. 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