public void closeVisit(Patient patient, Visit v) { string procedureName = "closeVisit"; List <SqlParameter> parameters = new List <SqlParameter>(); parameters.Add(new SqlParameter("@patientId", patient.getSSN())); parameters.Add(new SqlParameter("@entryDate", v.getEntryDate())); parameters.Add(new SqlParameter("@exitDate", v.getExitDate())); SqlDataReader reader = executeStoredProcedure(procedureName, parameters); closeReader(ref reader); }