Database	Strategy
PubMed	((((((((((((("Contraceptives, Oral, Combined"[Mesh] OR "Contraceptives, Oral"[Mesh] OR "Contraceptives, Oral, hormonal"[Mesh] OR "Contraceptives, Oral, Combined"[Pharmacological Action]) OR (contracept* AND (oral OR pill OR tablet)) OR ((combined hormonal) OR (combined oral) AND contracept*) OR (contracept* AND (ring OR patch)) OR "ortho evra" OR nuvaring))) OR (((progestin* OR progestins[MeSH] OR Progesterone[MeSH] OR progestogen* OR progestagen* OR "Levonorgestrel"[Mesh] OR levonorgestrel OR "Norgestrel"[Mesh] OR norgestrel OR etonogestrel) AND contracept*) OR ((depo* AND medroxyprogesterone) OR dmpa OR (net en) OR (norethisterone enant*) AND (contracept* OR inject* OR depo*)) OR (norplant* OR ((levonorgestrel OR etonogestrel) AND implant) OR implanon OR nexplanon OR jadelle OR uniplant OR sino-implant OR (levonorgestrel-releasing two-rod implant))))))) OR (injectable AND contracept))) AND (((((((("Abortion, Induced"[Mesh] OR "Abortion, Spontaneous"[Mesh] OR abortion[tw] OR abortions[tw] OR "Extraction, Obstetrical"[Mesh] OR "Dilatation and Curettage"[Mesh] OR "Vacuum"[Mesh] OR "Suction"[Mesh] OR surgical[tw] OR dilation and evacuation[tw] OR suction[tw] OR vacuum[tw] OR extraction[tw] OR aspiration[tw] OR curettage[tw] OR “D and C”[tw] OR "menstrual regulation" OR mifepristone[tw] OR mifeprex[tw] OR mifegyne[tw] OR RU486[tw] OR misoprostol[tw] OR medical abortion[tw] OR surgical abortion[tw]))))))))))
Popline	"Oral Contraceptives" OR "Oral Contraceptive" OR (contracept* AND (oral OR pill OR tablet)) OR (("combined hormonal" OR "combined oral") AND contracept*) OR (contracept* AND (ring OR patch)) OR "ortho evra" OR nuvaring OR ((progestin* OR progestogen* OR progestagen* OR levonorgestrel OR norgestrel OR etonogestrel) AND contracept*) OR (((depo* AND medroxyprogesterone) OR dmpa OR "net en" OR norethisteron*) AND (contracept* OR inject* OR depo*)) OR norplant* OR ((levonorgestrel OR etonogestrel) AND implant) OR implanon OR nexplanon OR jadelle OR uniplant OR sino-implant OR "levonorgestrel-releasing two-rod implant" OR (injectable AND contracept*) AND abortion OR abortions OR "Dilatation and Curettage" OR surgical OR "dilation and evacuation" OR suction OR vacuum OR extraction OR aspiration OR curettage OR "D and C" OR "menstrual regulation" OR mifepristone OR mifeprex OR mifegyne OR RU486 OR misoprostol
Cochrane Library	("Oral Contraceptives" OR "Oral Contraceptive" OR (contracept* AND (oral OR pill OR tablet)) OR (("combined hormonal" OR "combined oral") AND contracept*) OR (contracept* AND (ring OR patch)) OR "ortho evra" OR nuvaring OR ((progestin* OR progestogen* OR progestagen* OR levonorgestrel OR norgestrel OR etonogestrel) AND contracept*) OR (((depo* AND medroxyprogesterone) OR dmpa OR "net en" OR norethisteron*) AND (contracept* OR inject* OR depo*)) OR norplant* OR ((levonorgestrel OR etonogestrel) AND implant) OR implanon OR nexplanon OR jadelle OR uniplant OR sino-implant OR "levonorgestrel-releasing two-rod implant" OR (injectable AND contracept*)):ti,ab AND (abortion OR abortions OR "Dilatation and Curettage" OR surgical OR "dilation and evacuation" OR suction OR vacuum OR extraction OR aspiration OR curettage OR "D and C" OR "menstrual regulation" OR mifepristone OR mifeprex OR mifegyne OR RU486 OR misoprostol):ti,ab
Clinicaltrials.gov	Contraception OR contraceptive OR contraceptives OR ortho evra OR nuvaring OR depo* OR medroxyprogesterone OR dmpa OR net en OR norethisterone OR norplant OR implanon OR nexplanon OR jadelle OR uniplant OR sino-implant OR levonorgesterel OR birth control AND Abortion OR abortions