Body: People who study "Preoperative and postoperative care" investigate health care provided before and after a surgical operation.
Some subfields in "Preoperative and postoperative care" include Risks, Surgical site preparation, and Addressing anxiety.
Ben Carson, Scott Gottlieb, and Howard Dean are some authorities of "Preoperative and postoperative care".
improve the outcomes from medical care in general is some of the cause to investigate "Preoperative and postoperative care".