Anti-emetic effect of ginger powder versus placebo as an add-on therapy in children and young adults receiving high emetogenic chemotherapy: https://www.ncbi.nlm.nih.gov/pubmed/20842754
Inhibition of acetylcholinesterase activities and some pro-oxidant induced lipid peroxidation in rat brain by two varieties of ginger (Zingiber officinale): https://www.ncbi.nlm.nih.gov/pubmed/20952170