Isolation of symlandine from the roots of common comfrey (Symphytum officinale) using countercurrent chromatography
Citation
Kim, N. C., Oberlies, N., Brine, D., Handy, R., Wani, M., & Wall, M. (2001). Isolation of symlandine from the roots of common comfrey (Symphytum officinale) using countercurrent chromatography. Journal of Natural Products, 64(2), 251-253.