TY - GEN AU - Kostrzewski,J AU - Piatkowski,J TI - [Communicable diseases in Poland 1982] SN - 0033-2100 PY - 1985///0118 KW - Adolescent KW - Adult KW - Aged KW - Child KW - Child, Preschool KW - Communicable Diseases KW - epidemiology KW - Female KW - Humans KW - Infant KW - Infant, Newborn KW - Male KW - Middle Aged KW - Poland N1 - Publication Type: Comparative Study; Journal Article ER -