Authors’ contributions
Vladimir Lomivorotov and Giovanni Landoni conceived the idea of the project and the design of the study. Rosalba Lembo analyzed and interpreted the patient data. Dmitry Merekin, Evgeny Fominskiy and Dmitry Ponomarev were main contributors in writing the manuscript. Alexander Bogachev-Prokophiev, Anton Zalesov, Alexander Cherniavsky and Anna Shilova contributed to the acquisition and the analysis of the data. Dmitry Guvakov and Liudmila Lomivorotova prepared figures and table and contributed to the acquisition of the data. All authors reviewed the manuscript. The authors read and approved the final manuscript.