Translate the given Spanish text to English

Input: Consider Input: Each cell is operated in series.

Output: Cada celda se opera en serie.


Input: Consider Input: Prototypes for generating directional and focused fields have been developed.

Output: Se han desarrollado prototipos para la generación de campos direccionales y focalizados.


Input: Consider Input: (I) are specifically claimed, e.g.


Output: SE UTILIZAN EN EL TRATAMIENTO DEL MAL DE PARKINSON.