KS, D., TY, H., R, Y., JF, T., MR, d. L., & V, T. (1999). Concurrent vascular ring and occult left pulmonary artery associated with ventricular septal defect: A report of an uncommon constellation. The Journal of thoracic and cardiovascular surgery, 118(6), 1127. https://doi.org/10.1016/S0022-5223(99)70117-0
Chicago Style (17th ed.) CitationKS, Dagar, Hsia TY, Yates R, Taylor JF, de Leval MR, and Tsang V. "Concurrent Vascular Ring and Occult Left Pulmonary Artery Associated with Ventricular Septal Defect: A Report of an Uncommon Constellation." The Journal of Thoracic and Cardiovascular Surgery 118, no. 6 (1999): 1127. https://doi.org/10.1016/S0022-5223(99)70117-0.
MLA (9th ed.) CitationKS, Dagar, et al. "Concurrent Vascular Ring and Occult Left Pulmonary Artery Associated with Ventricular Septal Defect: A Report of an Uncommon Constellation." The Journal of Thoracic and Cardiovascular Surgery, vol. 118, no. 6, 1999, p. 1127, https://doi.org/10.1016/S0022-5223(99)70117-0.