The cause of primary immunodeficiency (PI) disorders is unknown, but it is believed that the interaction of genetic and environmental factors may play a role in causing them.

Authors

• Person: Not available Organization: Immune Deficiency Foundation
  The immune system and primary immunodeficiency

Sources

• The immune system and primary immunodeficiency primaryimmune.org Immune Deficiency Foundation via serper

Referenced by nodes (2)

• environmental factors concept
• genetic factors concept