... O'Hanlon TP, Jara LJ, SamayoaEA, Burgos-Vargas R, Vazquez-Mellado J, Alcocer-Varela J, Sala-zar-Paramo M, et al.: Differences in idiopathic inflammatorymyopathy phenotypes and genotypes ... Horiki T, Ichikawa Y, Moriuchi J, Hoshina Y, Yamada C, Wakaba-yashi T, Jackson K, Inoko H: HLA class II haplotypes associatedwith pulmonary interstitial lesions of polymyositis/dermato-myositis ... similar for PM and DM, at 50.4 versus 49 years,respectively. The median duration of disease at data capturewas three years for PM and DM. A similar proportion of patients in each group had ILD...