| AFR | aqueous flare response; ascorbic free radical |
|---|---|
| F + C | flare ;pl cells |
| WFR | Weil-Felix reaction; wheal-and-flare reaction |
| AHT | aggregation half time; antihyaluronidase titer; augmented histamine test; autogenous hamster tumor |
| H2 | blockers histamine blockers |