The WHO Clinical Staging System for HIV/AIDS allows physicians in resource-limited settings to make clinical decisions based on patient clinical features instead of laboratory tests.
It is difficult to argue that consumers are maximizing their welfare by consuming trans fats, particularly because the production and taste costs of replacing them do not outweigh the health benefits.
There are U.S. regulations on drug sales by Internet pharmacies; there is a need to make life-sustaining drugs available at prices more people can afford.
The open-access journal movement seeks to make medical research and treatment articles available free of charge to health professionals around the globe.