To Evaluate the Immunogenicity and Safety of Sarilumab Administered as Monotherapy in Patients With Rheumatoid Arthritis (RA)

Investigational Site Number 348014, Budapest

Investigational Site Number 348025, Budapest

Investigational Site Number 348021, Esztergom

Investigational Site Number 233010, Tallinn

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Investigational Site Number 840127, Oklahoma City

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Investigational Site Number 203002, Uherské Hradiště

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Investigational Site Number 616012, Wroclaw