Stephen Raj AER. Nomogram for Predicting Methotrexate Failure in Tubal Ectopic Pregnancy: Time for Prospective Validation. Orbis Journal of Medical and Health Sciences [Internet]. 2026 Sep. 20 [cited 2026 Oct. 3];1(2). Available from: https://ojs.orbisjmhs.org/index.php/ojmhs/article/view/11