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https://support.coros.com/hc/en-us/community/posts/30813663807380-%EF%BC%91-%EF%BC%98%EF%BC%95%EF%BC%95-%EF%BC%95%EF%BC%94%EF%BC%96-%EF%BC%95%EF%BC%96%EF%BC%92%EF%BC%90-Servicio-de-atenci%C3%B3n-al-cliente-American-Airlines-Tel%C3%A9fono-Espa%C3%B1ol