title: Type B pigmentary demarcation lines in a Chinese amenorrheic woman.
authors.affiliation: Department of Dermatology, The Airforce General Hospital of the Chinese People's Liberation Army, Beijing, China. melanocytes@163.com
authors.forename: Hui-Jun
authors.initials: HJ
authors.lastname: Ma
authors.forename: Guang
authors.initials: G
authors.lastname: Zhao
authors.forename: Yu-Ping
authors.initials: YP
authors.lastname: Dang
mesh_terms: D000568:Amenorrhea / Q000097:blood / Q000150:complications*; D044466:Asian People; D002681:China; D004958:Estradiol / Q000097:blood; D005260:Female; D005640:Follicle Stimulating Hormone / Q000097:blood; D006801:Humans; D017495:Hyperpigmentation / Q000209:etiology* / Q000473:pathology / Q000503:physiopathology; D007866:Leg / Q000473:pathology; D008875:Middle Aged; D012075:Remission, Spontaneous; D012867:Skin / Q000473:pathology* / Q000503:physiopathology; D012880:Skin Pigmentation
chemical_list: D004958:Estradiol; D005640:Follicle Stimulating Hormone