@article {Clinkard2015a,
	title = {Assessment of Lumbar Puncture Skill in Experts and Nonexperts Using Checklists and Quantitative Tracking of Needle Trajectories: Implications for Competency-Based Medical Education},
	journal = {Teaching and Learning in Medicine},
	volume = {27},
	number = {1},
	year = {2015},
	month = {01/2015},
	pages = {51-56},
	doi = {10.1080/10401334.2014.979184},
	author = {David Clinkard and Eric Moult and M. Holden and Colleen Davison and Tamas Ungi and Gabor Fichtinger and McGraw, Robert C}
}
