Crawford, F., Andras, A., Welch, K., Sheares, K., Keeling, D., & Chappell, F. M. (2016). D‐dimer test for excluding the diagnosis of pulmonary embolism. Cochrane Database Syst Rev.

Crawford, Fay, Alina Andras, Karen Welch, Karen Sheares, David Keeling, και Francesca M. Chappell. "D‐dimer Test for Excluding the Diagnosis of Pulmonary Embolism." Cochrane Database Syst Rev 2016.

Crawford, Fay, et al. "D‐dimer Test for Excluding the Diagnosis of Pulmonary Embolism." Cochrane Database Syst Rev 2016.