(Q41498421)
Statements
1 reference
Oesophageal cancer studies in the Caspian littoral of Iran: some residual results, including opium use as a risk factor (English)
1 reference
P Ghadirian
1 reference
G F Stein
1 reference
C Gorodetzky
1 reference
M B Roberfroid
1 reference
G A Mahon
1 reference
H Bartsch
1 reference
N E Day
1 reference
1 May 1985
1 reference
1 reference
35
1 reference
5
1 reference
593-597
1 reference
1 reference
1 reference
Identifiers
1 reference
1 reference