The risk of bias was assessed by using the Cochrane risk of bias tool for randomized controlled trials 32, the Newcastle Ottawa scale NOS for non randomized studies 33, and the QUADAS 2 tool for diagnostic test accuracy studies 34
cialis online pVitB1 DED1 is a derivative of pVitB1 CYC1, in which the CYC1 promoter is replaced by the minimal yeast DED1 promoter