Henoch-Schonlein purpura nephritis: initial risk factors and outcomes in a Latin American tertiary center (vol 37, pg 1319, 2018) - Buscatti, Izabel M.; Silva, Clovis Artur; Casella, Beatriz B.; Aikawa, Nadia E.; Watanabe, Andrea; Campos, Lucia M. A. (Clinical rheumatology, 2018)