It was called ‘complement’ because it aided the antibacterial activity of antibodies. However, it is now known that the complement system can be activated early in an infection without the presence of ...

The immune system has a well-established role in human cancers. Recently, many advances in the treatment of cancer have been due, in part, to manipulation of the immune system. This module provides ...

The Military Health System (MHS) is undergoing significant transformation to improve access, quality, and care experience while reducing costs. The mission of the MHS is different from that of ...

The Occupational Health Surveillance System (OHSS) is a computer-based system for conducting a risk assessment and corresponding medical evaluation for employees with exposure to animal biohazards, ...

Private equity firms have increased their participation in the US health care system, raising questions about incentive alignment and downstream effects on patients. However, there is a lack of ...