RT Journal Article SR Electronic T1 Clinicians' Guide to Statistics for Medical Practice and Research: Part II JF Ochsner Journal JO Ochsner J FD O. P. Jindal Global University SP 3 OP 7 VO 7 IS 1 A1 Marie A. Krousel-Wood A1 Richard B. Chambers A1 Paul Muntner YR 2007 UL http://www.ochsnerjournal.org/content/7/1/3.abstract AB