 And you were told to go on a very strict diet. Wouldn't you stay on the diet? And I said, yes, that makes eminent sense. But I'm surprised at the fact you were able to adhere to it. So, yes, allergies underlie this. Dupixent is kind of an allergy blocker. It works on interleukins. It blocks certain interleukins, which have an impact on allergic responses. Therefore, it works on a variety of conditions. It works on asthma, originally pioneered for asthma, also atopic dermatitis or eczema.