public async Task <List <specialtyDTO> > CargarDatos()
        {
            List <specialtyDTO> specialties = new List <specialtyDTO>();

            try
            {
                specialties = await cpFeeds.getSpeciality();


                specialties = (from i in specialties
                               select new specialtyDTO
                {
                    iIdEspecialidad = i.iIdEspecialidad,
                    sNombre = i.sNombre.ToUpper()
                }).ToList();
            }
            catch (Exception ex)
            {
            }

            return(specialties
                   .OrderBy(x => x.sNombre)
                   .ToList());
        }