Helena Kopp Kallner

Perfect-use and typical-use Pearl Index of a contraceptive mobile app

Elina Berglund Scherwitzl, O. Lundberg, Helena Kopp Kallner et al. · Contraception · 2017 · 96 citations · Full text

Use of Contraception and Attitudes towards Contraceptive Use in Swedish Women - A Nationwide Survey

Helena Kopp Kallner, Thunell Louise, Jan Brynhildsen et al. · PLoS ONE · 2015 · 83 citations · Full text

Ulipristal Acetate for Treatment of Premenstrual Dysphoric Disorder: A Proof-of-Concept Randomized Controlled Trial

Erika Comasco, Helena Kopp Kallner, Marie Bixo et al. · American Journal of Psychiatry · 2020 · 74 citations

The efficacy, safety and acceptability of medical termination of pregnancy provided by standard care by doctors or by nurse‐midwives: a randomised controlled equivalence trial

Helena Kopp Kallner, Rebecca Gomperts, E Salomonsson et al. · BJOG An International Journal of Obstetrics & Gynaecology · 2014 · 71 citations

Home self-administration of vaginal misoprostol for medical abortion at 50-63 days compared with gestation of below 50 days

Helena Kopp Kallner, Christian Fiala, Olof Stephansson et al. · Human Reproduction · 2010 · 66 citations · Full text