TY - GEN PB - Lower Silesian Centre for Social Policy ; PB - Publishing House of the Institute for Sustainble Technologies - National Research Institute L1 - http://bibliotekacyfrowa.pl/Content/65010/PDF/Introduction.pdf CY - Wrocław L2 - http://bibliotekacyfrowa.pl/Content/65010 KW - older people KW - education KW - health and hygiene KW - social conditions KW - Poland KW - Wroclaw T1 - Introduction UR - http://bibliotekacyfrowa.pl/dlibra/publication/edition/65010 ER -