Menstrual, reproductive, and contraceptive factors associated with cervical cancer in women aged ≤35 years: an individually matched case–control study
Objective This study aims to investigate the associations of menstrual, reproductive, and contraceptive characteristics with early-onset cervical cancer among women aged ≤35 years. Methods A hospital-based, individually matched case–control study was conducted at West China Second University Hospital from January 2022...