Risk factors of atrial fibrillation complicated with cognitive impairment and the relationship between cardiac function parameters and the degree of cognitive impairment FengJiao Liao; ZongYi Hou;

Development and internal validation of a clinical prediction model for spontaneous abortion risk in early pregnancy Junqing Li; Jimei Yang; Min Lv; Xiang Wang; Zhijing Chen; Na Zhou; Xuetao Hou; Zhen Song;

Prevalence of chronic pain in Brazil: A systematic review and meta-analysis Bruno Vitor Martins Santiago; Ana Beatriz Garcez de Oliveira; Gabriel Machado Romão da Silva; Maxuel de Freitas da Silva; Pedro Ernandes Bergamo; Maud Parise; Nivaldo Ribeiro Villela;