
Ovid Expert Searches
This page is intended to provide some hints, advice and suggestions about how search strategies might be built, not to act in place of strategies built with expert subject knowledge or the assistance of a Medical Librarian.
Where the strategies were built using filters provided by 3rd parties please click the References button to see information about the source. You will find it, inside the relevant search strategies.
Table of Contents
Ovid Search Filters
PubMed Subsets Filters Translated to Ovid Syntax
Expert Searches for Covid-19 - Coronavirus
1. exp Coronavirus/
2. exp Coronavirus Infections/
3. (coronavirus* or corona virus* or OC43 or NL63 or 229E or HKU1 or HCoV* or ncov* or covid* or sars-cov* or sarscov* or Sars-coronavirus* or Severe Acute Respiratory Syndrome Coronavirus*).mp.
4. (or/1-3) and ((20191* or 202*).dp. or 20190101:20301231.(ep).) [this set is the sensitive/broad part of the search]
5. 4 not (SARS or SARS-CoV or MERS or MERS-CoV or Middle East respiratory syndrome or camel* or dromedar* or equine or coronary or coronal or covidence* or covidien or influenza virus or HIV or bovine or calves or TGEV or feline or porcine or BCoV or PED or PEDV or PDCoV or FIPV or FCoV or SADS-CoV or canine or CCov or zoonotic or avian influenza or H1N1 or H5N1 or H5N6 or IBV or murine corona*).mp. [line 5 removes noise in the search results]
6. ((pneumonia or covid* or coronavirus* or corona virus* or ncov* or 2019-ncov or sars*).mp. or exp pneumonia/) and Wuhan.mp.
7. (2019-ncov or ncov19 or ncov-19 or 2019-novel CoV or sars-cov2 or sars-cov-2 or sarscov2 or sarscov-2 or Sars-coronavirus2 or Sars-coronavirus-2 or SARS-like coronavirus* or coronavirus-19 or covid19 or covid-19 or covid 2019 or ((novel or new or nouveau) adj2 (CoV on nCoV or covid or coronavirus* or corona virus or Pandemi*2)) or ((covid or covid19 or covid-19) and pandemic*2) or (coronavirus* and pneumonia)).mp.
8. COVID-19.rx,px,ox. or severe acute respiratory syndrome coronavirus 2.os.
9. ("32240632" or "32236488" or "32268021" or "32267941" or "32169616" or "32267649" or "32267499" or "32267344" or "32248853" or "32246156" or "32243118" or "32240583" or "32237674" or "32234725" or "32173381" or "32227595" or "32185863" or "32221979" or "32213260" or "32205350" or "32202721" or "32197097" or "32196032" or "32188729" or "32176889" or "32088947" or "32277065" or "32273472" or "32273444" or "32145185" or "31917786" or "32267384" or "32265186" or "32253187" or "32265567" or "32231286" or "32105468" or "32179788" or "32152361" or "32152148" or "32140676" or "32053580" or "32029604" or "32127714" or "32047315" or "32020111" or "32267950" or "32249952" or "32172715").ui. [Articles not captured by this search when created in April 2020, pending further indexing by NLM]
10. or/6-9 [Lines 6 to 9 are specific to Covid-19]
11. 5 or 10
12. 11 and 20191201:20301231.(dt).
13. remove duplicates from 12
1. (((pneumonia or covid* or coronavirus* or corona virus* or ncov* or 2019-ncov or sars*) adj5 Wuhan) or (SARS coronavirus* and Wuhan)).mp.
2. (2019-ncov or ncov19 or ncov-19 or 2019-novel CoV or sars-cov2 or sars-cov-2 or sarscov2 or sarscov-2 or Sars-coronavirus2 or Sars-coronavirus-2 or coronavirus-19 or covid19 or covid-19 or covid 2019 or "novel coronavirus" or "new coronavirus" or "nouveau coronavirus" or CoV or nCoV or covid or covid19 or covid-19 or "coronavirus 2" or ((novel or new or nouveau) adj1 (CoV or nCoV or covid or coronavirus* or "corona virus" or Pandemi*2)) or ((covid or covid19 or covid-19) and pandemic*2)).mp. [mp=title, abstract, full text, caption text]
3. (COVID-19 or "severe acute respiratory syndrome 2" or 2019 pandemic or 2020 pandemic).mp. or SARS-like coronavirus*.ti,ab,ct.
4. or/1-3
5. limit 4 to yr="2020 -Current"
6. remove duplicates from 5
1 exp Coronavirus/
2 exp Coronavirus Infections/
3 (coronavirus* or corona virus* or OC43 or NL63 or 229E or HKU1 or HCoV* or ncov* or covid* or sars-cov* or sarscov* or Sars-coronavirus* or Severe Acute Respiratory Syndrome Coronavirus*).mp.
4 (or/1-3) and ((20191* or 202*).dp. or 20190101:20301231.(ep).) [this set is the sensitive/broad part of the search]
5 4 not (SARS or SARS-CoV or MERS or MERS-CoV or Middle East respiratory syndrome or camel* or dromedar* or equine or coronary or coronal or covidence* or covidien or influenza virus or HIV or bovine or calves or TGEV or feline or porcine or BCoV or PED or PEDV or PDCoV or FIPV or FCoV or SADS-CoV or canine or CCov or zoonotic or avian influenza or H1N1 or H5N1 or H5N6 or IBV or murine corona*).mp. [line 5 removes noise in the search results]
6 ((pneumonia or covid* or coronavirus* or corona virus* or ncov* or 2019-ncov or sars*).mp. or exp pneumonia/) and Wuhan.mp.
7 (2019-ncov or ncov19 or ncov-19 or 2019-novel CoV or sars-cov2 or sars-cov-2 or sarscov2 or sarscov-2 or Sars-coronavirus2 or Sars-coronavirus-2 or SARS-like coronavirus* or coronavirus-19 or covid19 or covid-19 or covid 2019 or ((novel or new or nouveau) adj2 (CoV on nCoV or covid or coronavirus* or corona virus or Pandemi*2)) or ((covid or covid19 or covid-19) and pandemic*2) or (coronavirus* and pneumonia)).mp.
8 COVID-19.rx,px,ox. or severe acute respiratory syndrome coronavirus 2.os.
9 ("32240632" or "32236488" or "32268021" or "32267941" or "32169616" or "32267649" or "32267499" or "32267344" or "32248853" or "32246156" or "32243118" or "32240583" or "32237674" or "32234725" or "32173381" or "32227595" or "32185863" or "32221979" or "32213260" or "32205350" or "32202721" or "32197097" or "32196032" or "32188729" or "32176889" or "32088947" or "32277065" or "32273472" or "32273444" or "32145185" or "31917786" or "32267384" or "32265186" or "32253187" or "32265567" or "32231286" or "32105468" or "32179788" or "32152361" or "32152148" or "32140676" or "32053580" or "32029604" or "32127714" or "32047315" or "32020111" or "32267950" or "32249952" or "32172715").ui. [Articles not captured by this search when created in April 2020, pending further indexing by NLM]
10 or/6-9 [Lines 6 to 9 are specific to Covid-19]
11 5 or 10
12 (11 and 20191201:20301231.(dt).) use medall
13 (((pneumonia or covid* or coronavirus* or corona virus* or ncov* or 2019-ncov or sars*) adj5 Wuhan) or (SARS coronavirus* and Wuhan)).mp.
14 (2019-ncov or ncov19 or ncov-19 or 2019-novel CoV or sars-cov2 or sars-cov-2 or sarscov2 or sarscov-2 or Sars-coronavirus2 or Sars-coronavirus-2 or coronavirus-19 or covid19 or covid-19 or covid 2019 or "novel coronavirus" or "new coronavirus" or "nouveau coronavirus" or CoV or nCoV or covid or covid19 or covid-19 or "coronavirus 2" or ((novel or new or nouveau) adj1 (CoV or nCoV or covid or coronavirus* or "corona virus" or Pandemi*2)) or ((covid or covid19 or covid-19) and pandemic*2)).mp. [mp=ti, ab, ot, nm, hw, fx, kf, ox, px, rx, ui, sy, tx, ct]
15 (COVID-19 or "severe acute respiratory syndrome 2" or 2019 pandemic or 2020 pandemic).mp. or SARS-like coronavirus*.ti,ab,ct.
16 or/13-15
17 (16 and 2020:Current.(yr).) use ovft
18 12 or 17
19 Hydroxychloroquine/
20 Hydroxychloroquine.ti,ot,ab.
21 (hydroxychloroquine or Plaquenil or 118 42 3 or Oxichloroquine or Oxychlorochin or Oxychloroquine or Oxichlorochinum or Hidroxicloroquina or Hydroxychloroquinum or Hydroxychloroquine or "Idrossiclorochina DCIT" or oxichlorochine or Hidroxicloroquina or Hydroxychloroquinum or Quensyl or Hydroxychlorochin or Idrossiclorochina or Polirreumin or (HYDROXY adj1 CHLOROQUINE) or (WIN adj1 "1258")).mp.
22 (hydroxychloroquine or Plaquenil or 118 42 3 or Oxichloroquine or Oxychlorochin or Oxychloroquine or Oxichlorochinum or Hidroxicloroquina or Hydroxychloroquinum or Hydroxychloroquine or "Idrossiclorochina DCIT" or oxichlorochine or Hidroxicloroquina or Hydroxychloroquinum or Quensyl or Hydroxychlorochin or Idrossiclorochina or Polirreumin or (HYDROXY adj1 CHLOROQUINE) or (WIN adj1 "1258")).ti,ot,ab.
23 Chloroquine/
24 ((((Aralen or arechine or arequin or chingamin or chlorochin or chloroquine or chloroquine sulfate or chloroquine sulphate or khingamin or nivaquine or oe48649k6n or sulfate) adj1 chloroquine) or sulphate) adj1 chloroquine).mp.
25 ((((Aralen or arechine or arequin or chingamin or chlorochin or chloroquine or chloroquine sulfate or chloroquine sulphate or khingamin or nivaquine or oe48649k6n or sulfate) adj1 chloroquine) or sulphate) adj1 chloroquine).ti,ot,ab.
26 ("chingamin phosphate" or "unspecified phosphate of chloroquine diphosphate" or delagil or "khingamin phosphatez" or arechin or "chloroquine phosphate" or Resochin or "chloroquine diphosphate" or "chloroquine bis dihydrogenphosphate dihydrate" or "chloroquine diphosphate isomer").mp.
27 ("chingamin phosphate" or "unspecified phosphate of chloroquine diphosphate" or delagil or "khingamin phosphatez" or arechin or "chloroquine phosphate" or Resochin or "chloroquine diphosphate" or "chloroquine bis dihydrogenphosphate dihydrate" or "chloroquine diphosphate isomer").ti,ot,ab.
28 (6E17K3343P or 886U3H6UFF or 4QWG6N8QKH).rn. [SEARCH NOTE registry numbers for chloroquine diphosphate and hydroxychloroquine]
29 or/19-28
30 18 and 29
31 remove duplicates from 30