https://www.erowid.org/references/refs_view.php?ID=2119&S=Smith
Erowid.org: Erowid Reference 2119 : Antagonists of the Pharmacologically active polypeptide...
The Index page for the reference article: Walaszek EJ, Huggins CG, Smith CM Antagonists of the Pharmacologically active polypeptide substance A Pharmacologist...
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https://www.erowid.org/references/refs_view.php?ID=5351&S=hofmann%20a&SField=Author
Erowid.org: Erowid Reference 5351 : Ergot - a rich source of pharmacologically active substances :...
The Index page for the reference article: Hofmann A Ergot - a rich source of pharmacologically active substances Plants in the development of modern medicine...
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https://erowid.org/references/refs_view.php?ID=6631&S=caffeine&SField=All
Erowid.org: Erowid Reference 6631 : Methylxanthines are the psycho-pharmacologically active...
The Index page for the reference article: Smit HJ, Gaffan EA, Rogers PJ Methylxanthines are the psycho-pharmacologically active constituents of chocolate...
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