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Approach
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No.
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Search string query (July 13, 2020)
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Results
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Nosebleed; nose near bleed (title or abstract) + first aid (title, abstract, keyword or index terms) + cold (title or abstract)
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#1
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“epistaxis”/de OR epistaxis:ti,ab OR nosebleed*:ti,ab OR ({[nose OR nasal OR rhino*] NEAR/2 [blood OR bleed$ OR bleeding OR haemorrhag* OR hemorrhag*]}:ti,ab)
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25,792
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#2
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“first aid”/de OR “emergency treatment”/de OR “emergency medicine”/de OR “first aid”:ti,ab,kw,de OR “first response”:ti,ab,kw,de OR “first responder$”:ti,ab,kw,de OR bystander$:ti,ab,kw,de OR “by stander*”:ti,ab,kw,de OR “wilderness medicine”:ti,ab,kw,de
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89,878
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#3
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ice:ti,ab OR cryo*:ti,ab OR cold:ti,ab OR cool:ti,ab OR cooling:ti,ab
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337,941
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#4
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#1 AND (#2 OR #3)
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605
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Nosebleed; nose (title) + cold (title)
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#5
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“epistaxis”/de OR epistaxis:ti OR nosebleed*:ti OR nose:ti OR nasal:ti OR rhino*:ti
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106,480
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#6
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ice:ti OR cryo*:ti OR cold:ti OR cool:ti OR cooling:ti
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104,696
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#7
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#5 AND #6
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481
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Nosebleed (title) + study design (trial; study)
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#8
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epistaxis:ti OR nosebleed$:ti OR “nose bleed$”:ti
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3121
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#9
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#8 AND (“clinical protocol”/de OR “clinical study”/de OR “clinical trial”/de OR “comparative effectiveness”/de OR “comparative study”/de OR “controlled clinical trial”/de OR “controlled study”/de OR “multicenter study”/de OR “randomized controlled trial”/de OR “randomized controlled trial topic”/de)
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478
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#10
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#4 OR #7 OR #9
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1439
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#11
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#10 NOT (rhinosinusitis:ti,ab,kw,de OR rhinorrhea:ti,ab,kw,de OR “common cold”:ti,ab,kw,de OR cryoablation:ti,ab,kw,de OR decongestant:ti,ab,kw,de OR rhinoplasty:ti,ab,kw,de OR ablation:ti,ab,kw,de OR tranexamic:ti,ab,kw,de OR ligation:ti,ab,kw,de)
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1032
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#12
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#11 NOT ({conference abstract}/lim OR {conference review}/lim OR {editorial}/lim OR {erratum}/lim OR {note}/lim OR {book}/lim OR “case report”/de)
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739
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#13
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#12 NOT ({“animal”/exp OR “nonhuman”/exp OR “rodent”/exp OR “animal experiment”/exp OR “experimental animal”/exp OR rat:ti,ab OR rats:ti,ab OR mouse:ti,ab OR mice:ti,ab OR dog$:ti,ab OR pig$:ti,ab OR porcine:ti,ab OR swine:ti,ab OR chick$:ti,ab} NOT “human”/exp)
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669
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