title: [New statistical needs concerning the estimation of the demographic changes taking place in Poland].
mesh_terms: D003625:Data Collection; D019049:Developed Countries; D005060:Europe; D005061:Europe, Eastern; D011044:Poland; D012106:Research; D012494:Sampling Studies
keywords: Comparative Studies; Data Collection; Developed Countries; Eastern Europe; Europe; Poland; Research Methodology; Sampling Studies; Studies; Surveys
vernacular_title: Nowe potrzeby statystyki wobec koniecznosci oceny przemian demograficznych zachodzacych w Polsce.