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;

Polidocanol-foam treatment of varicose veins: Quality-of-life impact compared to conventional surgery Lissa Severo Sakugawa; Felipe Soares Oliveira Portela; Andressa Cristina Sposato Louzada; Maria Fernanda Cassino Portugal; Marcelo Passos Teivelis; Cynthia de Almeida Mendes; Lucas Lembrança Pinheiro; Marcelo Fiorelli Alexandrino da Silva; Alexandre Fioranelli; Nelson Wolosker;

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;