Essential Evidence Plus This link opens in a new windowTo access EE+ you must sign up for a free personal account in addition to utilizing the MSU authentication link. Using the top right-side navigation, sign up using your msu.edu email and a unique password. The only database system of filtered, synopsized, evidence-based information, this integrated search engine allows you to simultaneously search, via keyword, multiple databases: EBM Guidelines, Daily POEMs,Cochrane Abstracts,Selected Practice Guidelines,Decision Support Calculators,H&P Calculators,Diagnostic Test Calculators,Derm Expert,E/M Coding,ICD-9 Lookup Tool.