Donath-Landsteiner test

antihemophilics arraf background colour control character bell gastrula Bis-p-Chlorophenoxy catalyst distillation Cypripedium forrestii directively epersalgia flight control surface actuator green shoe heading-and-bench method modere paleophytophysiology PDC (programmable digital comparator) period of redemption personising polyoxyethylene sorbitan carboxylic ester self-balancing strain gauge yttrium lithium tetrafluoride