Negrych, T. I., S. Ya. Kyryliuk, and M. I. Bozhenko. “SEVERE POSTDURAL PUNCTURE HEADACHE: CASE OF PRACTICE”. PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY Pulse, no. 5(57) (April 24, 2019): 82–84. Accessed December 7, 2025. https://pvntsh.nung.edu.ua/index.php/pulse/article/view/399.