title: Time to trim the loose ends of the tailstring debate.
authors.forename: Corina
authors.initials: C
authors.lastname: Tennant
authors.forename: Courtney A
authors.initials: CA
authors.lastname: Schreiber
mesh_terms: D003271:Contraceptive Agents, Female / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D007435:Intrauterine Devices, Copper / Q000009:adverse effects*; D016912:Levonorgestrel / Q000008:administration & dosage*; D010298:Parity; D011247:Pregnancy
chemical_list: D003271:Contraceptive Agents, Female; D016912:Levonorgestrel