Translate the given Spanish text to English
--------
Question: Stabilized pharmaceutical formulations of insulin analogues and/or insulin derivatives are disclosed.

Answer: Se describen formulaciones farmacéuticas estabilizadas de análogos de insulina y/o derivados de insulina.


Question: A primary transformation is applied to a source speech signal to extract primary features therefrom.

Answer: Se aplica una transformacion primaria a una senal vocal de origen para extraer caracteristicas primarias de la misma.


Question: The method includes providing a colored concentrated esmolol formulation that has from about 25 to about 1000 mg/ml of esmolol and a color additive.

Answer:
El método incluye proporcionar una formulación de esmolol concentrada coloreada que tiene desde aproximadamente 25 hasta aproximadamente 1000 mg/ml de esmolol y un aditivo de color.