van Raamt, A. F., Mali, W. P., van Laar, P. J., & van der Graaf, Y. (2006). The Fetal Variant of the Circle of Willis and Its Influence on the Cerebral Collateral Circulation. Cerebrovascular diseases (Basel, Switzerland), 22(4), 217-224. https://doi.org/10.1159/000094007
Chicago Style (17th ed.) Citationvan Raamt, A. Fleur, Willem P.T.M Mali, Peter Jan van Laar, and Yolanda van der Graaf. "The Fetal Variant of the Circle of Willis and Its Influence on the Cerebral Collateral Circulation." Cerebrovascular Diseases (Basel, Switzerland) 22, no. 4 (2006): 217-224. https://doi.org/10.1159/000094007.
MLA (9th ed.) Citationvan Raamt, A. Fleur, et al. "The Fetal Variant of the Circle of Willis and Its Influence on the Cerebral Collateral Circulation." Cerebrovascular Diseases (Basel, Switzerland), vol. 22, no. 4, 2006, pp. 217-224, https://doi.org/10.1159/000094007.