25,565
Participants
Start Date
October 31, 2006
Primary Completion Date
March 31, 2014
Study Completion Date
March 31, 2014
Levonorgestrel-releasing IUD
"This is a case-control-study; strictly speaking the category intervention type does not apply to this study."
Copper IUD
"This is a case-control-study; strictly speaking the category intervention type does not apply to this study."
Center for Epidemiology and Health Research, Berlin
Collaborators (1)
Bayer
INDUSTRY
Center for Epidemiology and Health Research, Germany
OTHER