Shi H, Song Q, Liu J, Li C, Liu R. Comparison of fresh and frozen-thawed embryo transfer cycles in patients with low oocyte retrieval. Pak J Med Sci [Internet]. 2024 Oct. 17 [cited 2026 Feb. 7];40(10):2251-5. Available from: https://pjms.org.pk/index.php/pjms/article/view/9269