Assertion: melatonin | /r/HasProperty | 6 mg daily x 3 months
Facets:
Source sentences:
text: The risk of developing depressive symptoms during the 3 months following breast cancer surgery was significantly reduced with melatonin (6 mg daily X 3 months) compared with placebo (RR, 0.25; 95% CI, 0.077 to 0.8; number needed to treat, 3).