@misc{indiciae494f308cb71a, title = {Tutorials in clinical research: VII. Understanding comparative statistics (contrast)--part B: application of T-test, Mann-Whitney U, and chi-square.}, author = {J Gail Neely and James M Hartman and James W Forsen and Mark S Wallace}, year = {2003}, doi = {10.1097/00005537-200310000-00011}, url = {https://pubmed.ncbi.nlm.nih.gov/14520096/}, note = {Source identifier: 14520096} }