Raffa, Robert (2014). Kratom and Other Mitragynines (The Chemistry and Pharmacology of Opioids from a Non-Opium Source) || Phytochemistry of Mitragyna speciosa. , 10.1201/b17666(), 77–94.
doi:10.1201/b17666-7
url to share this paper:
An interview with Sci-Hub Founder Alexandra Elbakyan Who exactly should pay for academic research