A new approach to the assay of alkaloidal crude drugs.  I.  Cinchona and nux vomica.
D000470:Alkaloids; D001681:Biological Assay; D002929:Cinchona; D002930:Cinchona Alkaloids; D006801:Humans; D031461:Strychnos nux-vomica
D000470:Alkaloids; D002930:Cinchona Alkaloids
CINCHONA ALKALOIDS; NUX VOMICA