The unknown biology of the unknown primary tumour: a literature review.

MLA

van de Wouw, A. J., et al. “The Unknown Biology of the Unknown Primary Tumour: A Literature Review.” Annals of Oncology : Official Journal of the European Society for Medical Oncology, vol. 14, no. 2, Feb. 2003, pp. 191–96. EBSCOhost, https://doi.org/10.1093/annonc/mdg068.

APA

van de Wouw, A. J., Jansen, R. L. H., Speel, E. J. M., & Hillen, H. F. P. (2003). The unknown biology of the unknown primary tumour: a literature review. Annals of Oncology : Official Journal of the European Society for Medical Oncology, 14(2), 191–196. https://doi.org/10.1093/annonc/mdg068

Chicago

van de Wouw, A J, R L H Jansen, E J M Speel, and H F P Hillen. 2003. “The Unknown Biology of the Unknown Primary Tumour: A Literature Review.” Annals of Oncology : Official Journal of the European Society for Medical Oncology 14 (2): 191–96. doi:10.1093/annonc/mdg068.