You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "in major depressive disorder what percentage of patients will suffer a recurrent episode?" whose answer is 80%.
Each document should contain about 30 words, and these documents should contain useful information.

Query: recurrence rates for major depressive disorder
Useful Output:

Doc 1: Recurrent depressive disorder causes consistent feelings of hopelessness and sadness. It's milder yet more enduring than major depression.
Doc 2: Among remitted MDD cases (n = 746), the cumulative recurrence rate was 4.3% at 5 years, 13.4% at 10 years and 27.1% at 20 years. Time to
Doc 3: Results: Among remitted MDD cases (n = 746), the cumulative recurrence rate was 4.3% at 5 years, 13.4% at 10 years and 27.1% at 20 years.
Doc 4: As many as 70% of those with 2 MDEs have recurrences throughout their life, and 90% of those with three or more episodes will experience further
Doc 5: As of December 31, 2018, among individuals classified as in remission for at least 90 days, MDD recurrence rates were 46.1% for adolescents (n =