title: Pili annulati--what about racial distribution?
abstract: Pili annulati is a rare hair shaft abnormality and, as far as we know, there are no published data on pili annulati's racial distribution. To our knowledge, this is the first case reported in an African-American patient.
authors.forename: Filipa
authors.initials: F
authors.lastname: Osório
authors.forename: Antonella
authors.initials: A
authors.lastname: Tosti
mesh_terms: D001741:Black or African American; D000505:Alopecia / Q000209:etiology*; D005260:Female; D006201:Hair Diseases / Q000150:complications* / Q000208:ethnology; D018859:Hair Follicle / Q000002:abnormalities; D006801:Humans; D008875:Middle Aged