Ashwini Bakde Umredkar, Prajwalit Gaur, and Shyam Chhadi. “Transabdominal Ultrasound Features and Limitations in Diagnosis of Intra- and Extra-Uterine Pregnancy: A Pictorial Essay”. Asian Pacific Journal of Health Sciences, vol. 5, no. 1, Mar. 2018, pp. 84-88, doi:10.21276/apjhs.2018.5.1.18.