private List <PatientModel> LoadPatientData() { dt.Clear(); List <PatientModel> patient = new List <PatientModel>(); if (comboFilter.SelectedIndex == (int)SearchTypes.Name || comboFilter.SelectedIndex == (int)SearchTypes.PhoneNumber) { patient = patientService.GetPatientByFilter((SearchTypes)comboFilter.SelectedIndex, txtFilter.Text); } else { patient = patientService.GetPatientByFilter((SearchTypes)comboFilter.SelectedIndex, dtFilterDate.Text); } return(patient); }