anesthesia
In the era before anesthesia and antisepsis surgeons faced great constraints, and patients required a great deal of mettle.
antisepsis
In the era before anesthesia and antisepsis surgeons faced great constraints, and patients required a great deal of mettle.
constraint
In the era before anesthesia and antisepsis surgeons faced great constraints, and patients required a great deal of mettle.
mettle
In the era before anesthesia and antisepsis surgeons faced great constraints, and patients required a great deal of mettle.
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