This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
The term sentinel lymph node was first used by? 
Select and explain. 
A. Gould, B. Norman, C. Giuliano, D. Cabanas
A: Gould
Answer: A: Gould 
Explanation: Ans. is 'a' i.e., GouldThe sentinel lymph node is the hypothetical first lymph node or group of nodes draining a cancer.The term sentinel lymph node was first used by Gould.