[St. John's wort extract in treatment of moderately severe depression].
Willich
Stefan N
SN
D003866:Depressive Disorder / Q000188:drug therapy* / Q000453:epidemiology / Q000523:psychology; D006801:Humans; D020902:Hypericum; D010936:Plant Extracts / Q000191:economics / Q000627:therapeutic use
D010936:Plant Extracts