Pati P, Mishra PC, Patra BK, Basanti Jena, Barik AK, Sahoo N. Prediction of Gestational Age in Bitches by Ultrasonic Measurement of Placental Thickness. Int. J. Livest. Res. [Internet]. 2018 Dec. 31 [cited 2026 Apr. 24];8(12):285-9. Available from: https://ijlr.org/ojs_journal/index.php/ijlr/article/view/1480