Krzyżak, . M. .; Maślach, D. .; Pogorzelska, . P. .; Piekutowska, S. .; Szpak, A. . Breast Cancer Mortality in Urban and Rural Female Population in Poland in Years 2002-2011. Pol J Public Health 2013, 123 (4), 273-276. https://doi.org/10.12923/j.0044-2011/123-4/a.01.