2015. In vitro activity of Triazolo[1,5-a] pyrimidine carboxylic acid extracted from microalgae Hapalosiphon welweschii againstTrichomonas vaginalis . University of Thi-Qar Journal of Science. 5, 2 (May 2015), 22–26. DOI:https://doi.org/10.32792/utq/utjsci/v5i2.100.