[Effect on the frequency of banal cold infections by esberitox].
D000328:Adult; D003139:Common Cold / Q000517:prevention & control*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010936:Plant Extracts / Q000627:therapeutic use*
D010936:Plant Extracts; C026057:Esberitox
Beeinflussung der Häufigkeit banaler Erkältungsinfekte.