@article {ABEL231, author = {JOHN J. ABEL and L. G. ROWNTREE}, title = {ON THE PHARMACOLOGICAL ACTION OF SOME PHTHALEINS AND THEIR DERIVATIVES, WITH ESPECIAL REFERENCE TO THEIR BEHAVIOR AS PURGATIVES. I}, volume = {1}, number = {2}, pages = {231--264}, year = {1909}, publisher = {American Society for Pharmacology and Experimental Therapeutics}, issn = {0022-3565}, URL = {https://jpet.aspetjournals.org/content/1/2/231}, eprint = {https://jpet.aspetjournals.org/content/1/2/231.full.pdf}, journal = {Journal of Pharmacology and Experimental Therapeutics} }