(Q44195040)
Statements
1 reference
Occurrence and aetiology of acute respiratory diseases: results of a longterm surveillance programme (English)
1 reference
Tůmová B
1 reference
Heinz F
1 reference
Syrůcek L
1 reference
Brůcková M
1 reference
Fedová D
1 reference
Kunzová L
1 reference
Strízová V
1 reference
1 January 1989
1 reference
1 reference