(Q68833602)
Statements
The Po River Delta epidemiological study of obstructive lung disease: sampling methods, environmental and population characteristics (English)
L Carrozzi
G Giuliano
G Viegi
P Paoletti
F Di Pede
U Mammini
G Carmignani
R Saracci
C Giuntini
M D Lebowitz
1 June 1990
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