Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) ASAHI Takehisa and KURODA Yasuko and MIYOSHI Harumi and AOYAMA Minoru and SATOU Miki and KISHI Riho and TAKAGI Mari and IWASHIGE Wataru and KAMITANI Kazuo and YOSHIDA Hitoshi and YAMAZAKI Mitsuaki,A study of fentanyl requirement for intravenous nurse-controlled analgesia after cardiac surgery,Journal of Japan Society of Pain Clinicians,13404903,Japan Society of Pain Clinicians,2009,16,2,143-147,https://cir.nii.ac.jp/crid/1390282679434762880,https://doi.org/10.11321/jjspc.08-0030