Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HONMA Makoto,Malignant trichilemmoma. Is it a type of senile keratosis?,Skin Cancer,0915-3535,The Japanese Skin Cancer Society,1989,4,1,56-59,https://cir.nii.ac.jp/crid/1390001204336278656,https://doi.org/10.5227/skincancer.4.56