For citations:

Rumyantsev A.A. Negative results of humoral immunity after anti-SARS-CoV-2 vaccination in patient with advanced ovarian cancer treated with maintenance immunotherapy and targeted therapy: a clinical case and а literature review. Malignant tumours. 2021;11(1):5-8. (In Russ.) https://doi.org/10.18027/2224-5057-2021-11-1-5-8