%0 Journal Article %T Multicenter questionnaire survey for sporadic inclusion body myositis in Japan %A En Kimura %A Hirofumi Kusaka %A Hiroya Ono %A Hitoshi Warita %A Ichizo Nishino %A Itsuro Higuchi %A Ken-ya Murata %A Madoka Mori-Yoshimura %A Maki Tateyama %A Masaaki Kato %A Masashi Aoki %A Naoki Suzuki %A Naoko Matsui %A Rumiko Izumi %A Ryuji Kaji %A Satoshi Nakano %A Satoshi Yamashita %A Tomoyoshi Kondo %A Toshiaki Takahashi %A Yukie Inamori %J Archive of "Orphanet Journal of Rare Diseases". %D 2016 %R 10.1186/s13023-016-0524-x %X Sporadic inclusion body myositis (sIBM) is the most prevalent acquired muscle disease in the elderly. sIBM is an intractable and progressive disease of unknown cause and without effective treatment. The etiology of sIBM is still unknown; however, genetic factors, aging, lifestyles, and environmental factors may be involved. The purpose of this study is to elucidate the cross-sectional profile of patients affected by sIBM in Japan %K Sporadic inclusion body myositis %K Multicenter survey %K Questionnaire %K Aging %K Muscle disease %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5100251/