著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) FREIRE NB,Evaluation of analgesic effect of skin-to-skin contact compared to oral glucose in preterm neonates,Pain,,,2008,139,,28-33,https://cir.nii.ac.jp/crid/1570854174993298176,