public IActionResult Nails()
        {
            const string nailProcedureCacheKey = "NailProcedures";

            var nailProcedures = this.cache.Get <IEnumerable <ProcedureListServiceModel> >(nailProcedureCacheKey);

            if (nailProcedures == null)
            {
                nailProcedures = procedureService.GetNailsProcedures();

                var cacheOptions = new MemoryCacheEntryOptions()
                                   .SetAbsoluteExpiration(TimeSpan.FromMinutes(30));

                this.cache.Set(nailProcedureCacheKey, nailProcedures, cacheOptions);
            }

            return(View(nailProcedures));
        }