title: Emergency contraception as a backup method.
authors.forename: B
authors.initials: B
authors.lastname: Barnett
mesh_terms: D017280:Condoms; D003267:Contraception; D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003276:Contraceptives, Oral; D003281:Contraceptives, Postcoital; D005193:Family Planning Services; D007434:Intrauterine Devices; D007435:Intrauterine Devices, Copper
chemical_list: D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003276:Contraceptives, Oral; D003281:Contraceptives, Postcoital
keywords: Barrier Methods; Condom; Contraception; Contraceptive Agents; Contraceptive Agents, Female; Contraceptive Agents, Postcoital; Contraceptive Methods--administraction and dosage; Family Planning; Fertility Control, Postcoital; Iud; Iud, Copper Releasing; Oral Contraceptives--administraction and dosage