Variations of renal Doppler indices during the initial 24-hour predict acute kidney injury in patients with sepsis: A single-center observational case-control clinical study Xing Chen; Wen Wu; Chao Lei; Chong Li; Zhaohui Zhang; Xingguang Qu;

National survey regarding obstetricians¿ perspective of obstetric emergencies in Brazil Vitória Espindola Leite Borges; Francisco Barbosa Jr; Fábio Fernandes Neves; Maria Rita de Souza Mesquita; Elaine Christine Dantas Moisés;

Targeted saliva metabolomics in Sjögren's syndrome Giovanna Piacenza Florezi; Felippe Pereira Barone; Mario Augusto Izidoro; José Maria Soares-Jr; Claudia Malheiros Coutinho-Camillo; Silvia Vanessa Lourenço;