As a rule the swine infested with the lungworms carrying the "masked virus" did not develop swine influenza immediately upon infestation with the lungworm.
His defense, which seems credible on the evidence so far, is that the bank masked its skullduggery so completely that no regulator anywhere in the world could get a handle on it.
This was interpreted as to mean that ventromedial lesions in weanling rats also have caused hyperphagia although the overeating may be masked by the concommitant growth hormone insufficiency.