Alkaloids in Rhizomes and Roots of Ipecac**Presented to Scientific Section, A. PH. A., New Orleans meeting, 1921

Arno Viehoeveer, Clare Olin Ewing
1921 The Journal of the American Pharmaceutical Association (1912)  
doi:10.1002/jps.3080101012 fatcat:muhcbmb4tjhdzid4eqrgboy4ny