SKOREK, Piotr. Securing the loan agreement of an entity conducting private medical activity in Poland by means of an assignment of receivables from a contract with the Narodowy Fundusz Zdrowia (National Health Fund). Актуальні проблеми правознавства, [S. l.], n. 4, p. 79–81, 2022. Disponível em: https://appj.wunu.edu.ua/index.php/appj/article/view/1300.. Acesso em: 4 may. 2024.