Progressive systemic sclerosis (PSS) and localized scleroderma (morphea) with positive LE cell test and unusual systemic manifesstations compatible with systemic lupus erythematous (SLE): presentation of 14 cases including one set of identical twins, one with scleroderma dn the other with SLE. Review of the literature.
Source:http://linkedlifedata.com/resource/pubmed/id/4106439