Guidelines for the Diagnosis and Treatment of Latent Tuberculosis Infection and Active Tuberculosis in Patients with Inflamatory Join Diseases Porposed for Treatment with Tumour Necrosis Factor Alpha Antagonists Drugs [Recomendações Para Diagnóstico e Tratamento da Tuberculose Latente e Activa Nas Doenças Inflamatórias Articulares Candidatas a Tratamento Com Fármacos Inibidores do Factor de Necrose Tumoral Alfa]