TY - GEN AU - Werneke,Ursula AU - Horn,Oded AU - Taylor,David M TI - How effective is St John's wort? The evidence revisited SN - 0160-6689 PY - 2004///0628 KW - Depressive Disorder KW - drug therapy KW - Humans KW - Hypericum KW - chemistry KW - Phytotherapy KW - methods KW - Placebos KW - Publication Bias KW - Regression Analysis KW - Severity of Illness Index KW - Treatment Outcome N1 - Publication Type: Journal Article; Meta-Analysis; Research Support, Non-U.S. Gov't ER -