Women with threatened preterm labour followed by term delivery have an increased risk of spontaneous preterm birth in subsequent pregnancies: a population-based cohort study. - Cho, GJ; Choi, S‐J; Lee, K‐M; Han, SW; Kim, HY; Ahn, K‐H; Hong, S‐C; Kim, H‐J; Oh, M‐J; Cho, G J; Choi, S-J; Lee, K-M; et al. (BJOG: An International Journal of Obstetrics & Gynaecology, 2019)