SAD三联征（躯体化、焦虑、抑郁）高度共病，现有单一量表难以综合评估。该研究通过四个临床试验（共1324患者）验证PHQ-SAD ...

Have you experienced any depressive symptoms over the past two weeks? Do you think you could be suffering from clinical depression? If so, you might want to consider filling out a brief Patient Health ...