A Comparison of Butorphanol and Fentanyl Administered in Conjunction with Ketorojac in Intravenous Patient Controlled Analgesia after Total Abdominal Hysterectomy (복식 전자궁 절제술 후 통증 자가 조절 장치를 통하여 Ketorolac과 함께 투여한 Butorphanol과 Fentanyl의 비교)
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- The Korean Journal of Pain
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- v.11 no.1
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- pp.60-64
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- 1998