O. S. Efremova

Kazabach–Merritt syndrome without skin manifestations in an infant

A. Barakin, O. S. Efremova, L. V. Bregel, 2022, Rossiyskiy Vestnik Perinatologii i Pediatrii (Russian Bulletin of Perinatology and Pediatrics).

Distinguishing Between Multisystem Inflammatory Syndrome, Associated With COVID-19 in Children and the Kawasaki Disease: Development of Preliminary Criteria Based on the Data of the Retrospective Multicenter Cohort Study

O. Kalashnikova, V. Chasnyk, V. Shprakh, 2021, Frontiers in Pediatrics.

Heart Involvement in Multisystem Inflammatory Syndrome, Associated With COVID-19 in Children: The Retrospective Multicenter Cohort Data

O. Kalashnikova, V. Chasnyk, V. Shprakh, 2022, Frontiers in Pediatrics.

Determination of Risk Factors for Severe Life-Threatening Course of Multisystem Inflammatory Syndrome Associated with COVID-19 in Children

V. Chasnyk, Y. Aleksandrovich, M. Kostik, 2023, Children.

Thrombosis in Multisystem Inflammatory Syndrome Associated with COVID-19 in Children: Retrospective Cohort Study Analysis and Review of the Literature

Y. Kozlov, M. Kostik, V. Albot, 2023, Biomedicines.

The predictors of severe course of multisystem inflammatory syndrome associated with the new coronavirus infection COVID-19 in children: results of a retrospective-prospective multicenter study

V. Chasnyk, I. Solodkova, Y. Alexandrovich, 2023, Pediatrician (St. Petersburg).

Using HScore for Evaluation of Hemophagocytosis in Multisystem Inflammatory Syndrome Associated with COVID-19 in Children

V. Chasnyk, M. Kostik, A. Vilnits, 2024, Biomedicines.