Szukana fraza: [Tytuł = Assessment of blood serum immunoglobulin and C\-reactive protein concentrations in workers of X\-ray diagnostics units] lub [Autor = Kłuciński, Piotr] lub [Autor = Mazur, Bogdan] lub [Autor = Kaufman, Joanna] lub [Autor = Hrycek, Antoni] lub [Autor = Cieślik, Paweł] lub [Autor = Martirosian, Gayane]