AHLS

AHLS is short for

• Advanced HAZMAT Life Support
• Active Hospital Leading System
• Anti- human lymphocyte serum , an animal immune or hyperimmune serum , which is obtained by immunizing suitable animals against purified human lymphocytes in order to induce lymphocytopenia in the latter, see antithymocyte globulin

This is a disambiguation page for differentiating between several terms identified with the same word.