Hou WC, Lin RD, Chen CT, Lee MH (agosto de 2005). «Monoamine oxidase B (MAO-B) inhibition by active principles from Uncaria rhynchophylla». J Ethnopharmacol100 (1–2): 216-20. PMID15890481. doi:10.1016/j.jep.2005.03.017.
Hou WC, Lin RD, Chen CT, Lee MH (agosto de 2005). «Monoamine oxidase B (MAO-B) inhibition by active principles from Uncaria rhynchophylla». J Ethnopharmacol100 (1–2): 216-20. PMID15890481. doi:10.1016/j.jep.2005.03.017.