ID	Search	Hits
#1	MeSH descriptor: [Brain Ischemia] explode all trees	2330
#2	MeSH descriptor: [Stroke] explode all trees	5532
#3	MeSH descriptor: [Intracranial Arteriosclerosis] this term only	129
#4	MeSH descriptor: [Intracranial Embolism and Thrombosis] explode all trees	260
#5	MeSH descriptor: [Carotid Artery Thrombosis] this term only	18
#6	(((isch?emi* near/3 (stroke* or apoplex* or cerebr* or brain or encephalopath* or neur*)) or AIS) or (stroke* near/3 (acute or cerebr* or attack* or accident* or lacunar or cardioembol*)) or ((occlus* or block* or infarct* or clot* or termination) near/6 (carotid or cerebr* or MCA or ACA))):ti,ab,kw (Word variations have been searched)	8778
#7	#1 or #2 or #3 or #4 or #5 or #6	13191
#8	MeSH descriptor: [Thrombectomy] explode all trees	141
#9	MeSH descriptor: [Embolectomy] this term only	10
#10	((Mechanical near/3 (thromb* or embol* or clot disruption* or clot retrieval*)) or ((clot* or thromb* or embol*) adj3 (retriev* or disruption* or fragmentation)) or ((stent* or stent-assisted) near/3 retriev*) or stentriever*):ti,ab,kw (Word variations have been searched)	168
#11	((Merci or Trevo or Penumbra or Solitaire) near/3 (retriever* or system* or device*)):ti,ab,kw (Word variations have been searched)	43
#12	#8 or #9 or #10 or #11	302
#13	#7 and #12	88
#14	MeSH descriptor: [Economics] this term only	58
#15	MeSH descriptor: [Costs and Cost Analysis] explode all trees	23270
#16	MeSH descriptor: [Economics, Dental] this term only	3
#17	MeSH descriptor: [Economics, Hospital] explode all trees	1655
#18	MeSH descriptor: [Economics, Medical] this term only	38
#19	MeSH descriptor: [Economics, Nursing] this term only	17
#20	MeSH descriptor: [Economics, Pharmaceutical] this term only	236
#21	(economic* or cost or costs or costly or costing or price or prices or pricing or pharmacoeconomic*) or (expenditure* not energy) or (value near/1 money) or budget*:ti,ab,kw (Word variations have been searched)	48053
#22	#14 or #15 or #16 or #17 or #18 or #19 or #20 or #21	48139
#23	((energy or oxygen) near cost) or (metabolic near cost) or ((energy or oxygen) near expenditure):ti,ab,kw (Word variations have been searched)	2475
#24	#22 not #23	47615
#25	letter or editorial or historical article:pt (Word variations have been searched)	6747
#26	#24 not #25	47507
#27	MeSH descriptor: [Animals] explode all trees	6890
#28	MeSH descriptor: [Humans] explode all trees	1190
#29	#27 not (#27 and #28)	5700
#30	#26 not #29	47330
#31	#13 and #30	9