(Q35201661)
Statements
1 reference
Matched cohort methods for injury research (English)
1 reference
Peter Cummings
1 reference
Barbara McKnight
1 reference
Sander Greenland
1 reference
1 January 2003
1 reference
1 reference
25
1 reference
43-50
1 reference
Identifiers
1 reference
1 reference