Randomised trials are often funded by commercial companies and methodological studies support a widely held suspicion that commercial funding may influence trial results and conclusions. However, these studies often have a risk of confounding and reporting bias. The risk of confounding is markedly reduced in meta-epidemiological studies that…

State child support programs secure financial support for children whose parents live apart. These programs establish paternity, set orders for the amounts parents are required to pay, and collect and distribute payments. An essential step in the process of establishing paternity and setting an order of support is delivering legal documents to the…