Citação norma APA

Xu, Y., Tsujii, J., & Chang, E. I. (2012). Named entity recognition of follow-up and time information in 20 000 radiology reports. BMJ Group.

Citação norma Chicago

Xu, Yan, Junichi Tsujii, and Eric I-Chao Chang. Named Entity Recognition of Follow-up and Time Information in 20 000 Radiology Reports. BMJ Group, 2012.

Citação norma MLA

Xu, Yan, Junichi Tsujii, and Eric I-Chao Chang. Named Entity Recognition of Follow-up and Time Information in 20 000 Radiology Reports. BMJ Group, 2012.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.