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We prove new characterizations of Quasi-co-Frobenius (QcF) coal-gebras and co-Frobenius coalgebras. Among them, we prove that a coalgebra is QcF if and only if C generates every left and every right C-comodule. We also prove that every QcF coalgebra is Morita-Takeuchi equivalent to a co-Frobenius coalgebra.
OBJECTIVES The aim of this study was to identify and prioritize research gaps to help decrease maternal mortality. STUDY DESIGN AND SETTING We conducted a two-stage survey. We provided participants (Cochrane Collaboration experts) with a list of 319 problem/population, intervention, comparison, and outcome questions built from 178 Cochrane systematic… (More)