Xu, Zhenlin <br/><br/>
Association between oral contraceptives and risk of hemorrhagic stroke: a meta-analysis of observational studies.  [electronic resource] 

 -  Archives of gynecology and obstetrics  May 2018 
 - 1181-1191 p.  digital 
<br/><br/> Publication Type: Journal Article; Meta-Analysis 
<br/><br/><label>ISSN: </label>1432-0711 
<br/><br/><label>Standard No.: </label>10.1007/s00404-018-4723-7  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Cerebral Hemorrhage--chemically induced<br/>China--epidemiology<br/>Estrogens--adverse effects<br/>Female<br/>Humans<br/>Observational Studies as Topic<br/>Prevalence<br/>Risk Factors<br/>Stroke--chemically induced<br/>Subarachnoid Hemorrhage--chemically induced