Ontology highlight
ABSTRACT:
SUBMITTER: Gon G
PROVIDER: S-EPMC6001670 | biostudies-literature | 2018 May
REPOSITORIES: biostudies-literature
Gon Giorgia G Leite Andreia A Calvert Clara C Woodd Susannah S Graham Wendy J WJ Filippi Veronique V
International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics 20180501
<h4>Background</h4>Estimates of the burden of maternal morbidity are patchy.<h4>Objective</h4>To conduct a systematic review of systematic reviews of maternal conditions to: (1) make available the most up-to-date frequency estimates; (2) identify which conditions do not have reliable estimates; and (3) scrutinize the quality of the available reviews.<h4>Search strategy</h4>We searched Embase, MEDLINE, and CINAHL, combining terms for pregnancy, frequency (e.g. prevalence, incidence), publication ...[more]