title: [Why is the number of births increasing?].
mesh_terms: D001723:Birth Rate; D003710:Demography; D019049:Developed Countries; D004467:Economics; D005060:Europe; D005061:Europe, Eastern; D016656:Family Planning Policy; D005298:Fertility; D011044:Poland; D011153:Population; D011157:Population Dynamics; D011640:Public Policy; D012959:Socioeconomic Factors
keywords: Demographic Factors; Developed Countries; Eastern Europe; Economic Factors; Europe; Fertility Measurements; Fertility--changes; Gross Reproduction Rate--changes; Poland; Policy; Population; Population Dynamics; Population Policy; Pronatalist Policy; Socioeconomic Factors
vernacular_title: Dlaczego rosnie liczba urodzen?