title: Long acting methods of contraception.
authors.forename: E S
authors.initials: ES
authors.lastname: Searle
mesh_terms: D003267:Contraception / Q000191:economics*; D003692:Delayed-Action Preparations; D016527:Drug Costs; D005260:Female; D006801:Humans; D016912:Levonorgestrel / Q000191:economics*
chemical_list: D003692:Delayed-Action Preparations; D016912:Levonorgestrel