| 1 exp Neoplasms/ | 3743346 |
| 2 ("cancer" or malignan* or oncolog*).ti,ab. | 2,504,728 |
| 3 COVID-19/ or exp COVID-19 Testing/ or COVID-19 Vaccines/ or SARS-CoV-2/ | 192,823 |
| 4 (coronavirus/ or betacoronavirus/ or coronavirus infections/) and (disease outbreaks/ or epidemics/ or pandemics/) | 40,181 |
| 5 (nCoV* or 2019nCoV or 19nCoV or COVID19* or COVID or SARS-COV-2 or SARSCOV-2 or SARS-COV2 or SARSCOV2 or SARS coronavirus 2 or Severe Acute Respiratory Syndrome Coronavirus 2 or Severe Acute Respiratory Syndrome Corona Virus 2).ti,ab,kf,nm,ot,ox,rx,px. | 290,401 |
| 6 ((new or novel or "19" or "2019" or Wuhan or Hubei or China or Chinese) adj3 (coronavirus* or corona virus* or betacoronavirus* or CoV or HCoV)).ti,ab,kf,ot. | 78,800 |
| 7 (longCOVID* or postCOVID* or postcoronavirus* or postSARS*).ti,ab,kf,ot. | 57 |
| 8 ((coronavirus* or corona virus* or betacoronavirus*) adj3 (pandemic* or epidemic* or outbreak* or crisis)).ti,ab,kf,ot. | 13,780 |
| 9 ((Wuhan or Hubei) adj5 pneumonia).ti,ab,kf,ot. | 409 |
| 10 3 or 4 or 5 or 6 or 7 or 8 or 9 | 302,333 |
| 11 ("new" or "incident" or diagnos* or "first" or initial*).ti,ab. | 8,437,359 |
| 12 1 or 2 or 11 | 11,391,516 |
| 13 General Surgery/ | 40,392 |
| 14 ("cancer surgery" or "surgical resection" or cancer resection or surger*).ti,ab. | 1,368,381 |
| 15 13 or 14 | 1,393,863 |
| 16 (chemo* or "systemic therapy" or radiation or radiotherap* or "hormonal therapy" or neoadjuvant or endocrine therapy).ti,ab. | 1,204,385 |
| 17 10 and 12 and 15 and 16 | 386 |
| 18 limit 17 to (English language and humans and yr="2019-Current") | 243 |