DivisionofGastroenterology;
DepartmentofMedicine;
TaipeiVeteransGeneralHospital;
Taipei;
Taiwan;
China;
ArmedForcesSungshanHospital;
Taipei;
Taiwan;
China;
DepartmentofMedicalResearchandEducation;
TaipeiVeteransGeneralHospitalTaipei;
Taiwan;
China//NationalYang-MingUniversitySchoolofMedicine;
Taipei;
Taiwan;
China;
DivisionofGastroenterology;
DepartmentofMedicine;
TaipeiVeteransGeneralHospital;
Taipei;
Taiwan;
China//DivisionofGeneralMedicine;
DepartmentofMedicine;
TaipeiVeteransGeneralHospital;
Taipei;
Taiwan;
China;
TaipeiMunicipalGan-DauHospital;
Taipei;
Taiwan;
China//NationalYang-MingUniversitySchoolofMedicine;
Taipei;
Taiwan;
China;
DivisionofGastroenterology;
DepartmentofMedicine;
TaipeiVeteransGeneralHospital;
Taipei;
Taiwan;
China//NationalYang-MingUniversitySchoolofMedicine;
Taipei;
Taiwan;
China;