1. WHO analysis of causes of maternal death: a systematic review;Khan;Lancet Lond Engl.,2006
2. Hypertensive Disorders of Pregnancy: ISSHP Classification, Diagnosis, and Management Recommendations for International Practice;Brown;Hypertens Dallas Tex,1979
3. Hypertensive Pregnancy Disorders. Diagnosis and Therapy. Guideline of the German Society of Gynecology and Obstetrics (S2k-Level, AWMF-Registry No. 015/018, March2019). http://www.awmf.org/leitlinein/detail/ll/015-018.html.
4. ACOG Practice Bulletin, Number 222;Gestational Hypertension and Preeclampsia;Obstet Gynecol.,2020
5. Overview | Hypertension in pregnancy: diagnosis and management | Guidance | NICE. Published June 25, 2019. Accessed June 22, 2023. https://www.nice.org.uk/guidance/ng133.