Machado, RFurtado, FKjöllerström, PCunha, F2017-11-142017-11-142016-09Br J Haematol. 2016 Sep;174(6):834http://hdl.handle.net/10400.17/2792engCobalamin deficiencyHDE - PEDCutaneous Hyperpigmentation and Cobalamin Deficiencyjournal article10.1111/bjh.14242