Petritsa, N. A., Lukyanenko, N. S., Kens, K. A., & Tretyak, B. I. (2017). Effect of undifferentiated connective tissue dysplasia on the development of vesicoureteral reflux in infants. Journal of Education, Health and Sport, 7(10), 186–197. Retrieved from https://apcz.umk.pl/JEHS/article/view/5110