TY - GEN AU - Heinz,F AU - Zusková,D TI - [Problems of long-term epidemiological studies on acute respiratory virus diseases. II. Longitudinal study of ARD in working collectives of the North-Moravian Region] SN - 0009-0522 PY - 1971///0109 KW - Adenoviridae Infections KW - epidemiology KW - Czechoslovakia KW - Humans KW - Mining KW - Occupational Medicine KW - Orthomyxoviridae KW - isolation & purification KW - Respiratory Tract Infections KW - Virus Diseases N1 - Publication Type: Journal Article ER -