| | (Examples: J. Smith, JA Smith, Smith) |
| | (Examples: surgery, cost, aneurysm) |
| | (Examples: American Journal of Surgery, Am J Surg.) |
| | (Examples: 2019 or 2017, 2018, 2019) |
| | (Examples: alcohol use disorders, inflammatory bowel disease, liver transplant) |
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(Choose one or multiple tools and products)
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