title: Added difficulties.
authors.forename: B
authors.initials: B
authors.lastname: Friend
mesh_terms: D000328:Adult; D004827:Epilepsy / Q000503:physiopathology*; D005260:Female; D006801:Humans; D008593:Menopause; D008598:Menstruation; D008875:Middle Aged; D011247:Pregnancy; D011248:Pregnancy Complications / Q000503:physiopathology