References
- Beckett AN, Casy AF (1962): The testing and development of analgesic drugs. In: Ellis GP, ed., Progress in Medicine Chemistry, 2nd ed. London, Butterworth & Co., pp. 46–50.
- Chau T, Walter T, Zimmerman J, Hartman D, Ochalski S, Weichman B. (1993): Analgesic activities of Pen-420, the active eutainer of Pumedolac. Agents Actions 39: C27–C29. [PUBMED], [INFOTRIEVE], [CSA]
- Covino BG, Dubner R, Gybeis J, Kosterlitz HW, Liebeskin C, Sternbach RA, Vyklicky L, Yamanura H, Zimmerman M (1980): Ethical standards for investigation of experimental pain in animals. Pain 9: 141–143. [CSA], [CROSSREF]
- Dalziel JM (1956): Useful plants of West Tropical Africa, 2nd ed. London, Crown Agents for Overseas Govts., pp. 26–29.
- Dalziel JM, Hutchinston J (1958): Flora of West Tropical Africa, 2nd ed., Vol. I, part 1. London, Crown Agents for Overseas Governments and Administrations, p. 116.
- Iwu MM (1982): Perspective of Igbo Tribal ethnomedicine, Vol. 2. Enugu, CECTA Nig. Ltd., p. 33.
- Marini-Bettolo GB, Nicoletti M, Patamia M, Geleffi C, Messana I (1981). Plant screening by chemical and chromatographic procedures under field conditions. J Chromatogr 213: 113–127. [CSA], [CROSSREF]
- Otterness IG, Bliven ML (1985): Laboratory models for testing nonsteroidal anti-inflammatory drugs. In: Lombardino JG, ed., NSAID. New York, John Wiley & Sons, pp. 111–252.
- Siegmund E, Cadmus R, Lu G. (1957): A method for evaluating both non-narcotic and narcotic analgesics. Proc Soc Exp Biol Med 95: 729–731. [PUBMED], [INFOTRIEVE], [CSA]
- Woolfe G, MacDonald AD (1964): Hot plate for assessing analgesic effects. J Pharmacol Exp Ther 80: 300–307. [CSA]
- Zimmerman M (1983): Ethical guidelines for investigation of experimental pain in conscious animals. Pain 16: 109–110. [CSA], [CROSSREF]