Elderly depression的用法和样例：
例句
- Conclusion Mirtazapine is an effective and safe antidepressant in the treatment of geriatric depression.
结论米氮平是一种安全有效的新一代抗抑郁药，适于老年抑郁症患者。 - The authors reviewed the latest correlated studies of comorbidity of anxiety and depression disorders and summarized these researches.
作者复习近期的老年抑郁症和焦虑障碍共病的相关研究，总结此领域近年来的研究概况。
