<prompt> Translate the following text to EnglishHata kama ufafanuzi wa kesi inaweza kuwa wazi na muhimu katika siku za nyuma, ikawa wazi ufafanuzi haikuwa kushikilia kasi na mabadiliko katika mifumo ya utoaji wa huduma.  <response>: However clear and meaningful the definition of a case may have been in the past, it became evident the definition had not kept pace with the changes in the service delivery systems. 