On another call http://blog.koindex.io/acilis-programinin-ilerleyisi/ buy prilosec Guggenheim Investments on Tuesday introduced two new HighYield Corporate Bond ETFs to its BulletShares lineup offixed-maturity ETFs. BlackRock's iShares launched its firstcorporate bond defined-maturity ETF suite in April, and addedanother four defined-maturity ETFs in July.