ZHAI, Z., HANEY, D., WU, L., SOLCO, A., MURPHY, P. A., WURTELE, E. S., . . . CUNNICK, J. E. (2007). Alcohol extracts of Echinacea inhibit production of nitric oxide and tumor necrosis factor-alpha by macrophages in vitro.

ZHAI, ZILI, DEVON HANEY, LANKUN WU, AVERY SOLCO, PATRICIA A. MURPHY, EVE S. WURTELE, MARIAN L. KOHUT, i JOAN E. CUNNICK. Alcohol Extracts of Echinacea Inhibit Production of Nitric Oxide and Tumor Necrosis Factor-alpha By Macrophages in Vitro. 2007.

ZHAI, ZILI, et al. Alcohol Extracts of Echinacea Inhibit Production of Nitric Oxide and Tumor Necrosis Factor-alpha By Macrophages in Vitro. 2007.