Patients With Chronic Pelvic Pain With Vaginal Microbiota

Inclusion Criteria: * Those are aged 20 to 45 years old, have vaginal intercourse more than 3 years, and aren't in menstrual, pregnancy or puerperium period. Exclusion Criteria: * Those are aged more than 45 years old without HPV infection in the last one year, having no vaginal intercourse, and those can't cooperate the examiner. Women who are HIV or hepatitis B/C positive, have autoimmune disorders and systemic disease (like diabetes mellitus, hormone treatment diseases, severe liver and kidney dysfunction), or have severe mental illness and malignant tumors are also excluded. At the same time, all the participants should meet the following requirements: no vagina douching within last 2 days, no vaginal intercourse within last 3 days, no systemic application of antifungal agents or antibiotics or pessaries within last 14 days of sampling.