Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Sato Atsuro and Yokochi Yoshiro and Kitazawa Masayasu,"The Necessity for a Drug Interaction Check System for the Combined Use of Internal, External Use Medicine and Injection Medicine",Iryo Yakugaku (Japanese Journal of Pharmaceutical Health Care and Sciences),1346-342X,Japanese Society of Pharmaceutical Health Care and Sciences,2003,29,4,539-543,https://cir.nii.ac.jp/crid/1390282679753781888,https://doi.org/10.5649/jjphcs.29.539