Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) OKAMOTO Takashi,Magnolia ovovata extract and its active component magnolol prevent skin photoaging via inhibition of nuclear factor kB,Eur. J. Pharm 565,,,2007,,,212-219,https://cir.nii.ac.jp/crid/1010282256955778964,