Bobokulova Aziza Kurashboevna, Ahmedova Vazira Bakhtiyarovna, Saidova Farangiz Ilkhomovna, and Ibragimova Parvina Davlatovna, “HEART AND EMBRYONAL DEVELOPMENT”, IEJRD - International Multidisciplinary Journal, vol. 5, no. Conference, p. 3, Apr. 2020.