PMC:7164859 / 1139-1224
Annnotations
LitCovid-PMC-OGER-BB
{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T10","span":{"begin":19,"end":26},"obj":"CL:0000103"},{"id":"T80635","span":{"begin":19,"end":26},"obj":"CL:0000103"}],"text":"osurgery (mono- or bipolar), lasers or ultrasound [1]. These peroperative risks have "}