Ragnheiður I. Bjarnadóttir

Variations in rates of severe perineal tears and episiotomies in 20 European countries: a study based on routine national data in Euro‐Peristat Project

Béatrice Blondel, Sophie Alexander, Ragnheiður I. Bjarnadóttir et al. · Acta Obstetricia Et Gynecologica Scandinavica · 2016 · 214 citations · Full text

A Genome-Wide Scan Reveals a Maternal Susceptibility Locus for Pre-Eclampsia on Chromosome 2p13

S Sigurõardóttir, Michael L. Frigge, Ragnheiður I. Bjarnadóttir et al. · Human Molecular Genetics · 1999 · 207 citations

Genetics, Pregnancy Disorders, Genetic Epidemiology +19

Comparison of cycle control with a combined contraceptive vaginal ring and oral levonorgestrel/ethinyl estradiol

Ragnheiður I. Bjarnadóttir, Marjo Tuppurainen, S.R. Killick · American Journal of Obstetrics and Gynecology · 2002 · 164 citations

Contraceptive Use, Contraception, Contraceptive Implants +15

The Nordic medical birth registers – a potential goldmine for clinical research

Jens Langhoff‐Roos, Lone Krebs, Kari Klungsøyr et al. · Acta Obstetricia Et Gynecologica Scandinavica · 2013 · 147 citations · Full text

Fertility, Reproductive Health, Genetic Epidemiology +16

Cesarean section trends in the Nordic Countries – a comparative analysis with the Robson classification

Aura Pyykönen, Mika Gissler, Ellen Løkkegaard et al. · Acta Obstetricia Et Gynecologica Scandinavica · 2017 · 104 citations · Full text