/*获取最近一次病历*/
 public CaseInfo GetLastCaseInfo(string userID, string password) {
     UserService userService = new UserService();
     UserInfo userInfo = userService.Login(userID, password);
     if (userInfo.ErrorMessage == null) {
         /*不显示ICD-10编码*/
         return userService.GetLastCaseInfo(false);
     }
     else {
         CaseInfo    caseInfo =  new CaseInfo();
         caseInfo.ErrorMessage = userInfo.ErrorMessage;
         return caseInfo;
     }
 }