title: Authors' response to: Does the SWEPOP (Swedish Pregnancy, Obesity and Pelvic Floor) study suffer from a selection bias?
authors.affiliation: Department of Obstetrics and Gynaecology, Sahlgrenska Academy, Gothenburg University, Gothenburg, Sweden.
authors.forename: M
authors.initials: M
authors.lastname: Gyhagen
authors.forename: I
authors.initials: I
authors.lastname: Milsom
mesh_terms: D002585:Cesarean Section; D005260:Female; D006801:Humans; D036801:Parturition; D056887:Pelvic Organ Prolapse / Q000453:epidemiology*; D011247:Pregnancy; D014549:Urinary Incontinence / Q000453:epidemiology*