Autoimmune hepatitis in 847 childhood-onset systemic lupus erythematosus population: a multicentric cohort study oleh Verena A. Balbi, Bárbara Montenegro, Ana C. Pitta, Ana R. Schmidt, Sylvia C. Farhat, Laila P. Coelho, Juliana C. O. Ferreira, Rosa M. R. Pereira, Maria T. Terreri, Claudia Saad-Magalhães, Nadia E. Aikawa, Ana P. Sakamoto, Kátia Kozu, Lucia M. Campos, Adriana M. Sallum, Virginia P. Ferriani, Daniela P. Piotto, Eloisa Bonfá, Clovis A. Silva