Hulsman, A., Reijnen, C., Bulten, J., Kusters, H., van de Vijver, K., Santacana, M., Colas, E., Mancebo, G., Reques, A., Gil-Moreno, A., Trovik, J., Krakstad, C., Huvila, J., Haldorsen, I., Engerud, H., Koskas, M., Weinberger, V., Minar, L., Jandakova, E., Matias-Guiu, X., Armant, F., Massuger, L., Snijders, M., & Pijnenborg, J. (n.d.). p68 Diagnostic accuracy of endometrial biopsy in endometrial carcinoma grading, correlated to the amount of tissue. International journal of gynecological cancer, 29, A98. http://access.bl.uk/ark:/81055/vdc_100144729984.0x00001e