ALT: Id Like To Make A Noise Complaint Stan Marsh GIF

ALT: a black bird is standing on a table in front of a window .

ALT: elmo is on fire with the words ya estoy aqui written above him

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El director del Cognitive Neurolab de la Universitat Oberta de Catalunya explica cómo el cortisol puede modular la expresión genética en el cerebro

ALT: a man in a suit and tie is giving a speech in front of a blue and yellow flag .