title: Levonorgestrel-releasing intra-uterine systems (LNG-IUS) and breast cancer.
authors.forename: Patrick
authors.initials: P
authors.lastname: Neven
authors.forename: Frederik
authors.initials: F
authors.lastname: Amant
authors.forename: Willy
authors.initials: W
authors.lastname: Poppe
authors.forename: Rudy
authors.initials: R
authors.lastname: Van den Broecke
mesh_terms: D001943:Breast Neoplasms / Q000139:chemically induced* / Q000175:diagnosis / Q000473:pathology; D016022:Case-Control Studies; D003271:Contraceptive Agents, Female / Q000008:administration & dosage / Q000009:adverse effects; D020878:Device Removal; D005260:Female; D006801:Humans; D007436:Intrauterine Devices, Medicated / Q000009:adverse effects*; D016912:Levonorgestrel / Q000008:administration & dosage / Q000009:adverse effects*; D012008:Recurrence
chemical_list: D003271:Contraceptive Agents, Female; D016912:Levonorgestrel