The National Comprehensive Cancer Network (NCCN), a non-profit association of 28 leading cancer centers in the United States, will host 2020 NCCN Annual conference: Improving the quality, efficiency and effectiveness of cancer care. The conference will be held on March 20-22, 2020 in Florida. Doctors of the National Center of Oncology have been invited for presenting posters at the conference.

The topic "Prognostic and predictive significance of joint investigation of tumour marker CA 15-3 and vitamin D in breast cancer patients" has been studied for the first time in the world under the leadership of Academic Jamil Aliyev. The other two abstracts, "Characteristics and prognostic significance of gynecological history in Azerbaijani women with breast cancer" and "The role of TUBB3 gene expression in the staging of early and advanced breast cancer" are also devoted to current problems of oncology. The abstracts have been selected from 156 applications submitted as posters. The abstracts will also be published in the online version of JNCCN.