Diagnosis and Therapy of Female Pelvic Organ Prolapse. Guideline of the DGGG, SGGG and OEGGG (S2e-Level, AWMF Registry Number 015/006, April 2016) - Baeßler, K; Aigmüller, T; Albrich, S (Geburtshilfe Frauenheilkd, 2016)
et al.