Problems of Cryobiology and Cryomedicine EB. 70th birthday of Oleksandr Petrenko. Probl Cryobiol Cryomed [Internet]. 2024May19 [cited 2024Jul.3];34(1):60-2. Available from: http://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/1965