RT Journal Article SR Electronic T1 Woman in grey: hydroxychloroquine-induced hyperpigmentation JF BMJ Case Reports JO BMJ Case Reports FD BMJ Publishing Group Ltd SP e227305 DO 10.1136/bcr-2018-227305 VO 11 IS 1 A1 Rita Ivo A1 Carina Alves Lopes A1 Rita Reis YR 2018 UL http://casereports.bmj.com/content/11/1/e227305.abstract AB