TY - GEN AU - Gonera,E TI - [Abdominal typhus and paratyphoid fevers 1985] SN - 0033-2100 PY - 1987///1208 KW - Adolescent KW - Adult KW - Age Factors KW - Child KW - Child, Preschool KW - Humans KW - Middle Aged KW - Paratyphoid Fever KW - epidemiology KW - Poland KW - Seasons KW - Typhoid Fever N1 - Publication Type: Comparative Study; Journal Article ER -