G. Zhuravskii, Sergei, and Vasilii V. Chikulin. 2016. “Physician-in-Ordinary S.P. Botkin and Empress Maria Alexandrovna: The Facts and Circumstances of a courtier’s Career and the specific Haracter of Interrelationships”. History of Medicine 3 (4). https://historymedjournal.com/HOM/index.php/medicine/article/view/153.