S. Mehmood, R. khan, S. Anwar, S. Yousaf, M. Ibtihaj, and A. Waheed, “DIAGNOSTIC ACCURACY OF TRANSABDOMINAL SONOGRAPHY IN DIAGNOSING SHORT CERVICAL LENGTH KEEPING TRANSVAGINAL SONOGRAPHY AS THE GOLD STANDARD”, Pak J Phsyiol, vol. 20, no. 3, pp. 49–52, Sep. 2024.