Breathing Movements of Fetus, Length of Cervix and Vaginal Secretion Positive Fibronectin, As Tools to Predict Chances of Preterm Labour. J Fatima Jinnah Med Univ [Internet]. 2025 Aug. 1 [cited 2026 Apr. 9];19(02):100-4. Available from: https://jfjmu.com/index.php/ojs/article/view/1267