V. N. Zaporozhan, V. V. Bubnov, V. G. Marichereda, Y. Y. Petrovsky, and D. Y. Andronov, “Evaluation of informativeness of DNA methylation degree of DKK4 gene as a diagnostic criterion in breast adenocarcinoma”., Med. perspekt., vol. 19, no. 3, pp. 18–23, Sep. 2014.