Malak, Roksana, Joanna Borek, Dorota Sikorska, Przemysław Keczmer, and Włodzimierz Samborski. “Assessment of General Movement Among Infants Not at Risk of Developmental Delay”. Journal of Medical Science 89, no. 2 (March 31, 2020): e393. Accessed April 23, 2024. https://jms.ump.edu.pl/index.php/JMS/article/view/393.