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BMC Public Health > 2016 > 16 > 1 > 1-9
Rheumatology International > 2013 > 33 > 7 > 1737-1744
Rheumatology International > 2010 > 30 > 7 > 901-910
BMC Public Health > 2016 > 16 > 1 > 1-9
Rheumatology International > 2013 > 33 > 7 > 1737-1744
Rheumatology International > 2010 > 30 > 7 > 901-910