Clinical review articles, also known as updates, differ from systematic reviews and meta-analyses in important ways.1 Updates selectively review the medical literature while discussing a topic broadly.
Eventually, the Emancipation Proclamation led to the proposal and ratification of the Thirteenth Amendment to the Constitution, which formally abolished slavery throughout the land.
The Emancipation Proclamation ostensibly freed all slaves living in areas controlled by Southern rebels. Nevertheless, on January 1, 1863, when the Proclamation came into effect, no African American slaves actually received their freedom.