Attributing patients to an accountable care organization retrospectively may be more beneficial than prospective attribution, according to a study in Health Affairs. 1. Prospective method. In this ...

Systematic sampling is straightforward and low risk, offering better control. However, it may introduce sampling errors and ...

All six species of sea turtles found in U.S. waters are listed as endangered or threatened, but the exact population sizes of these species are unknown due to a lack of key information regarding birth ...

The 1951 Convention and the 1969 OAU Convention provide clear refugee definitions. The fact that more than 140 countries have acceded to the 1951 Convention or its 1967 Protocol, and many of these ...

Background/aims Up-to-date, stratified estimates of the number of individuals affected by glaucoma in the UK are lacking.