Aminov, Ruslan. “Possible Detection of Physiological State Disorders With the Help of Medicinal Leeches Hirudo Verbana Carena, 1820”. Annals of Parasitology 69, no. 2 (November 26, 2023): 61–65. Accessed July 3, 2024. https://annals-parasitology.eu/index.php/AoP/article/view/6.