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.
Asymmetry in knowledge and power between (1) physicians and patients and (2) physician educators and their students creates a climate for possible abuse in both sets of relationships.
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.