TI - Association of pneumomediastinum and dermatomyositis: case report PY - 1994 AU - Amaral, R S AU - Louzada Junior, P AU - Petean, F C AU - Rossi, Marcos Antonio AU - Donadi, Eduardo Antônio T2 - Pan-American Congress of Rheumatology J2 - Revista Brasileira de Reumatologia PP - São Paulo VL - 34 SP - s4 ER -