Which article discusses the anxiolytic and antidepressant effects of extracts of Valeriana officinalis L.? A) GERHARD, U. et al. Vigilance-decrea...

Which article discusses the anxiolytic and antidepressant effects of extracts of Valeriana officinalis L.?


A) GERHARD, U. et al. Vigilance-decreasing effects of 2 plant-derived sedatives. Praxis: Alemanha, v. 85(15), p. 473-81, 1996.
B) HATTESOHL, M. et al. Extracts of Valeriana officinalis L. show anxiolytic and antidepressant effects but neither sedative nor myorelaxant properties. Phytomedicine, v. 15, n. 1-2, p. 2–15, 2008.
C) HERRERA-ARELLANO, A. et al. Polysomnographic evaluation of the hypnotic effect of Valeriana edulis standardized extract in patients suffering from insomnia. Planta medica, v. 67, n. 8, 2001.
D) KOETTER, U., et al. A randomized, double blind, placebo-controlled, prospective clinical study to demonstrate clinical efficacy of a fixed valerian hops extract combination (Ze 91019) in patients suffering from non-organic sleep disorder. Phytotherapy research: PTR, v. 21, n.9, p. 847–851, 2007.