Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) ASTEC study group,Efficacy of systematic pelvic lymphadenectomy in endometrial cancer (MRC ASTEC trial) : a randomised study,Lancet,,,2009,373,9658,125-136,https://cir.nii.ac.jp/crid/1571980075966562048,