| PCT | peripheral carcinoid tumor; plasma clotting time; plasmacrit test; plasmacytoma; polychlorinated tri... |
|---|---|
| QUICHA | quantitative inhalation challenge apparatus |
| DBPCFC | Double-blind placebo-controlled food challenge |
| AHT | aggregation half time; antihyaluronidase titer; augmented histamine test; autogenous hamster tumor |
| H2 | blockers histamine blockers |