Turner, NJ; Hebda, RJ (1990). “Contemporary use of bark for medicine by two Salishan native elders of southeast Vancouver Island, Canada”. Journal of Ethnopharmacology29 (1): 59–72. doi:10.1016/0378-8741(90)90098-e. PMID2345461.
Turner, NJ; Hebda, RJ (1990). “Contemporary use of bark for medicine by two Salishan native elders of southeast Vancouver Island, Canada”. Journal of Ethnopharmacology29 (1): 59–72. doi:10.1016/0378-8741(90)90098-e. PMID2345461.
Hartwell, JL (1971). “Plants used against cancer. A survey.”. Lloydia34 (4): 386–425. PMID5173435.