(Q43940971)
Statements
1 reference
Four years of a comparative study with Nova T and Copper T 200 IUDS. (English)
1 reference
Nielsen NC
1 reference
Pyörälä T
1 reference
Allonen H
1 reference
Nygren KG
1 reference
Luukkainen T
1 reference
1 July 1982
1 reference
1 reference
26
1 reference
1
1 reference
29-40
1 reference
Identifiers
1 reference
1 reference