• Females, aged 20 years or older

• Histologically confirmed primary squamous cell carcinoma, adenocarcinoma or adenosquamous carcinoma of the uterine cervix

• Patients with FIGO stage IB1 (FIGO staging 2009)

• : stromal invasion\>5 mm or 7 mm \<lesion size ≤4 cm

• Patients undergoing either type B or C hysterectomy (Querleu-Morrow classification)

• Patients with normal bone marrow, renal and hepatic function

‣ WBC \> 3.0x10\^9 cells/L

⁃ Platelets \> 100x10\^9 cells/L

⁃ Serum creatinine ≤1.5 mg/dL

⁃ Serum total bilirubin \<1.5 x normal range and AST/SGOT or ALT/SGPT \<3 x normal range

• ECOG performance status 0 or 1

• Synchronous cancer with no evidence of recurrence during the past 5 years

• Informed consent of patient