Pulmonary hypertension in systemic sclerosis: diagnosis by systematic screening and prognosis after three years follow-up oleh Verônica Silva Vilela, Marcio Macri Dias, Ângelo Antunes Salgado, Bruno Rangel Antunes da Silva, Agnaldo José Lopes, Elizabeth Jauhar Cardoso Bessa, Leonardo Palermo Bruno, Cláudia Henrique da Costa, Roger Abramino Levy, Rogério Rufino