Low back pain, pelvic pain, and associated factors in type 1 diabetic pregnant women Patricia Andrade Batista; Cláudia de Oliveira; Rafaela Alkmin da Costa; Rossana Pulcineli Vieira Francisco; Fabio Roberto Cabar;

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;