The enem irè uru nke kava ibelata mgbaàmà nke nchegbu na-na-akwado na a meta-analysis, a Ịhazi mgbakọ na mwepụ nyochaa nke asaa ụmụ mmadụ na-adakarị ọnwụnwa bipụtara na 2000 na Journal of Clinical Psychopharmacology, na ọzọ a yiri oké egwu review ke 2001.
